diff --git a/tests/BoundingPair/BoundingPairInvalidTest.php b/tests/BoundingPair/BoundingPairInvalidTest.php
index a5b2e90..5d20cc6 100644
--- a/tests/BoundingPair/BoundingPairInvalidTest.php
+++ b/tests/BoundingPair/BoundingPairInvalidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\BoundingPair;
+namespace ptlis\SemanticVersion\Test\BoundingPair;
 
 use ptlis\SemanticVersion\Version\Comparator\EqualTo;
 use ptlis\SemanticVersion\Version\Comparator\GreaterOrEqualTo;
diff --git a/tests/BoundingPair/BoundingPairValidTest.php b/tests/BoundingPair/BoundingPairValidTest.php
index 6ebf0ea..a1e3071 100644
--- a/tests/BoundingPair/BoundingPairValidTest.php
+++ b/tests/BoundingPair/BoundingPairValidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\BoundingPair;
+namespace ptlis\SemanticVersion\Test\BoundingPair;
 
 use ptlis\SemanticVersion\Version\Comparator\EqualTo;
 use ptlis\SemanticVersion\Version\Comparator\GreaterThan;
diff --git a/tests/BoundingPair/Comparator/CompareBoundingPairEqualityTest.php b/tests/BoundingPair/Comparator/CompareBoundingPairEqualityTest.php
index 1574021..f6ad0cf 100644
--- a/tests/BoundingPair/Comparator/CompareBoundingPairEqualityTest.php
+++ b/tests/BoundingPair/Comparator/CompareBoundingPairEqualityTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\BoundingPair\Comparator;
+namespace ptlis\SemanticVersion\Test\BoundingPair\Comparator;
 
 use ptlis\SemanticVersion\BoundingPair\Comparator\EqualTo as BoundingPairEqualTo;
 use ptlis\SemanticVersion\VersionEngine;
diff --git a/tests/BoundingPair/Comparator/CompareBoundingPairGreaterOrEqualToTest.php b/tests/BoundingPair/Comparator/CompareBoundingPairGreaterOrEqualToTest.php
index 5df6507..acf24b7 100644
--- a/tests/BoundingPair/Comparator/CompareBoundingPairGreaterOrEqualToTest.php
+++ b/tests/BoundingPair/Comparator/CompareBoundingPairGreaterOrEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\BoundingPair\Comparator;
+namespace ptlis\SemanticVersion\Test\BoundingPair\Comparator;
 
 use ptlis\SemanticVersion\BoundingPair\Comparator\GreaterOrEqualTo as BoundingPairGreaterOrEqualTo;
 use ptlis\SemanticVersion\VersionEngine;
diff --git a/tests/BoundingPair/Comparator/CompareBoundingPairGreaterThanTest.php b/tests/BoundingPair/Comparator/CompareBoundingPairGreaterThanTest.php
index 096c9d0..219c3c0 100644
--- a/tests/BoundingPair/Comparator/CompareBoundingPairGreaterThanTest.php
+++ b/tests/BoundingPair/Comparator/CompareBoundingPairGreaterThanTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\BoundingPair\Comparator;
+namespace ptlis\SemanticVersion\Test\BoundingPair\Comparator;
 
 use ptlis\SemanticVersion\BoundingPair\Comparator\GreaterThan as BoundingPairGreaterThan;
 use ptlis\SemanticVersion\VersionEngine;
diff --git a/tests/BoundingPair/Comparator/CompareBoundingPairLessOrEqualToTest.php b/tests/BoundingPair/Comparator/CompareBoundingPairLessOrEqualToTest.php
index d2bb667..97625a0 100644
--- a/tests/BoundingPair/Comparator/CompareBoundingPairLessOrEqualToTest.php
+++ b/tests/BoundingPair/Comparator/CompareBoundingPairLessOrEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\BoundingPair\Comparator;
+namespace ptlis\SemanticVersion\Test\BoundingPair\Comparator;
 
 use ptlis\SemanticVersion\BoundingPair\Comparator\LessOrEqualTo as BoundingLessOrEqualTo;
 use ptlis\SemanticVersion\VersionEngine;
diff --git a/tests/BoundingPair/Comparator/CompareBoundingPairLessThanTest.php b/tests/BoundingPair/Comparator/CompareBoundingPairLessThanTest.php
index feaa5cf..315d4e4 100644
--- a/tests/BoundingPair/Comparator/CompareBoundingPairLessThanTest.php
+++ b/tests/BoundingPair/Comparator/CompareBoundingPairLessThanTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\BoundingPair\Comparator;
+namespace ptlis\SemanticVersion\Test\BoundingPair\Comparator;
 
 use ptlis\SemanticVersion\BoundingPair\Comparator\LessThan as BoundingPairLessThan;
 use ptlis\SemanticVersion\VersionEngine;
diff --git a/tests/BoundingPair/ParseBoundingPairMalformedTest.php b/tests/BoundingPair/ParseBoundingPairMalformedTest.php
index 9668f06..4ed6213 100644
--- a/tests/BoundingPair/ParseBoundingPairMalformedTest.php
+++ b/tests/BoundingPair/ParseBoundingPairMalformedTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\ParseBoundPair;
+namespace ptlis\SemanticVersion\Test\ParseBoundPair;
 
 use ptlis\SemanticVersion\Version\Comparator\GreaterOrEqualTo;
 use ptlis\SemanticVersion\Version\Comparator\LessOrEqualTo;
diff --git a/tests/BoundingPair/ParseBoundingPairRangeInvalidTest.php b/tests/BoundingPair/ParseBoundingPairRangeInvalidTest.php
index 2c34b58..a5ddf3a 100644
--- a/tests/BoundingPair/ParseBoundingPairRangeInvalidTest.php
+++ b/tests/BoundingPair/ParseBoundingPairRangeInvalidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\ParseBoundPair;
+namespace ptlis\SemanticVersion\Test\ParseBoundPair;
 
 use ptlis\SemanticVersion\VersionEngine;
 
diff --git a/tests/BoundingPair/ParseBoundingPairValidTest.php b/tests/BoundingPair/ParseBoundingPairValidTest.php
index 675fb9a..f495a97 100644
--- a/tests/BoundingPair/ParseBoundingPairValidTest.php
+++ b/tests/BoundingPair/ParseBoundingPairValidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\ParseBoundPair;
+namespace ptlis\SemanticVersion\Test\ParseBoundPair;
 
 use ptlis\SemanticVersion\Version\Comparator\EqualTo;
 use ptlis\SemanticVersion\Version\Comparator\GreaterOrEqualTo;
diff --git a/tests/Collection/BoundingPairCollectionInvalidTest.php b/tests/Collection/BoundingPairCollectionInvalidTest.php
index 8c53a53..5e3e1b5 100644
--- a/tests/Collection/BoundingPairCollectionInvalidTest.php
+++ b/tests/Collection/BoundingPairCollectionInvalidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Collection;
+namespace ptlis\SemanticVersion\Test\Collection;
 
 use ptlis\SemanticVersion\Collection\BoundingPairCollection;
 use ptlis\SemanticVersion\Label\LabelAbsent;
diff --git a/tests/Collection/BoundingPairCollectionValidTest.php b/tests/Collection/BoundingPairCollectionValidTest.php
index 83ef72c..ec1ce9e 100644
--- a/tests/Collection/BoundingPairCollectionValidTest.php
+++ b/tests/Collection/BoundingPairCollectionValidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Collection;
+namespace ptlis\SemanticVersion\Test\Collection;
 
 use ptlis\SemanticVersion\Collection\BoundingPairCollection;
 use ptlis\SemanticVersion\Version\Comparator\GreaterOrEqualTo;
diff --git a/tests/Collection/VersionCollectionInvalidTest.php b/tests/Collection/VersionCollectionInvalidTest.php
index fb0a32d..7eeaf7c 100644
--- a/tests/Collection/VersionCollectionInvalidTest.php
+++ b/tests/Collection/VersionCollectionInvalidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Collection;
+namespace ptlis\SemanticVersion\Test\Collection;
 
 use ptlis\SemanticVersion\Collection\VersionCollection;
 use ptlis\SemanticVersion\Label\LabelAbsent;
diff --git a/tests/Collection/VersionCollectionValidTest.php b/tests/Collection/VersionCollectionValidTest.php
index 2ce1c5e..9fffea7 100644
--- a/tests/Collection/VersionCollectionValidTest.php
+++ b/tests/Collection/VersionCollectionValidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Collection;
+namespace ptlis\SemanticVersion\Test\Collection;
 
 use ptlis\SemanticVersion\Collection\VersionCollection;
 use ptlis\SemanticVersion\Label\LabelAbsent;
diff --git a/tests/ComparatorVersion/Comparator/CompareComparatorVersionEqualityTest.php b/tests/ComparatorVersion/Comparator/CompareComparatorVersionEqualityTest.php
index 4ee8669..94645bd 100644
--- a/tests/ComparatorVersion/Comparator/CompareComparatorVersionEqualityTest.php
+++ b/tests/ComparatorVersion/Comparator/CompareComparatorVersionEqualityTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\ComparatorVersion\Comparator;
+namespace ptlis\SemanticVersion\Test\ComparatorVersion\Comparator;
 
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
 use ptlis\SemanticVersion\ComparatorVersion\Comparator\EqualTo as CompVerEqualTo;
diff --git a/tests/ComparatorVersion/Comparator/CompareComparatorVersionGreaterOrEqualToTest.php b/tests/ComparatorVersion/Comparator/CompareComparatorVersionGreaterOrEqualToTest.php
index 958a353..16c4e4b 100644
--- a/tests/ComparatorVersion/Comparator/CompareComparatorVersionGreaterOrEqualToTest.php
+++ b/tests/ComparatorVersion/Comparator/CompareComparatorVersionGreaterOrEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\ComparatorVersion\Comparator;
+namespace ptlis\SemanticVersion\Test\ComparatorVersion\Comparator;
 
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
 use ptlis\SemanticVersion\ComparatorVersion\Comparator\GreaterOrEqualTo as CompVerGreaterOrEqualTo;
diff --git a/tests/ComparatorVersion/Comparator/CompareComparatorVersionGreaterThanTest.php b/tests/ComparatorVersion/Comparator/CompareComparatorVersionGreaterThanTest.php
index adf230a..171fa5b 100644
--- a/tests/ComparatorVersion/Comparator/CompareComparatorVersionGreaterThanTest.php
+++ b/tests/ComparatorVersion/Comparator/CompareComparatorVersionGreaterThanTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\ComparatorVersion\Comparator;
+namespace ptlis\SemanticVersion\Test\ComparatorVersion\Comparator;
 
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
 use ptlis\SemanticVersion\ComparatorVersion\Comparator\GreaterThan as CompVerGreaterThan;
diff --git a/tests/ComparatorVersion/Comparator/CompareComparatorVersionLessOrEqualToTest.php b/tests/ComparatorVersion/Comparator/CompareComparatorVersionLessOrEqualToTest.php
index 1d18404..061105e 100644
--- a/tests/ComparatorVersion/Comparator/CompareComparatorVersionLessOrEqualToTest.php
+++ b/tests/ComparatorVersion/Comparator/CompareComparatorVersionLessOrEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\ComparatorVersion\Comparator;
+namespace ptlis\SemanticVersion\Test\ComparatorVersion\Comparator;
 
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
 use ptlis\SemanticVersion\ComparatorVersion\Comparator\LessOrEqualTo as CompVerLessOrEqualTo;
diff --git a/tests/ComparatorVersion/Comparator/CompareComparatorVersionLessThanTest.php b/tests/ComparatorVersion/Comparator/CompareComparatorVersionLessThanTest.php
index f998d93..71b02fa 100644
--- a/tests/ComparatorVersion/Comparator/CompareComparatorVersionLessThanTest.php
+++ b/tests/ComparatorVersion/Comparator/CompareComparatorVersionLessThanTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\ComparatorVersion\Comparator;
+namespace ptlis\SemanticVersion\Test\ComparatorVersion\Comparator;
 
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
 use ptlis\SemanticVersion\ComparatorVersion\Comparator\LessThan as CompVerLessThan;
diff --git a/tests/ComparatorVersion/ComparatorVersionFactoryTest.php b/tests/ComparatorVersion/ComparatorVersionFactoryTest.php
index 0f1802f..8d88c08 100644
--- a/tests/ComparatorVersion/ComparatorVersionFactoryTest.php
+++ b/tests/ComparatorVersion/ComparatorVersionFactoryTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\ComparatorVersion;
+namespace ptlis\SemanticVersion\Test\ComparatorVersion;
 
 use ptlis\SemanticVersion\Version\Comparator\ComparatorFactory;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersionFactory;
diff --git a/tests/ComparatorVersion/ComparatorVersionValidTest.php b/tests/ComparatorVersion/ComparatorVersionValidTest.php
index ea50dfd..42643d9 100644
--- a/tests/ComparatorVersion/ComparatorVersionValidTest.php
+++ b/tests/ComparatorVersion/ComparatorVersionValidTest.php
@@ -13,7 +13,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\ComparatorVersion;
+namespace ptlis\SemanticVersion\Test\ComparatorVersion;
 
 use ptlis\SemanticVersion\Version\Comparator\EqualTo;
 use ptlis\SemanticVersion\Version\Comparator\GreaterOrEqualTo;
diff --git a/tests/InRange/InRangeComparatorVersionEqualToTest.php b/tests/InRange/InRangeComparatorVersionEqualToTest.php
index 2d5d03b..45b3a35 100644
--- a/tests/InRange/InRangeComparatorVersionEqualToTest.php
+++ b/tests/InRange/InRangeComparatorVersionEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\InRange;
+namespace ptlis\SemanticVersion\Test\InRange;
 
 use ptlis\SemanticVersion\Version\Comparator\EqualTo;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
diff --git a/tests/InRange/InRangeComparatorVersionGreaterOrEqualToTest.php b/tests/InRange/InRangeComparatorVersionGreaterOrEqualToTest.php
index 9ad44d0..b3a8e84 100644
--- a/tests/InRange/InRangeComparatorVersionGreaterOrEqualToTest.php
+++ b/tests/InRange/InRangeComparatorVersionGreaterOrEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\InRange;
+namespace ptlis\SemanticVersion\Test\InRange;
 
 use ptlis\SemanticVersion\Version\Comparator\GreaterOrEqualTo;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
diff --git a/tests/InRange/InRangeComparatorVersionGreaterThanTest.php b/tests/InRange/InRangeComparatorVersionGreaterThanTest.php
index c7c207a..28ce805 100644
--- a/tests/InRange/InRangeComparatorVersionGreaterThanTest.php
+++ b/tests/InRange/InRangeComparatorVersionGreaterThanTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\InRange;
+namespace ptlis\SemanticVersion\Test\InRange;
 
 use ptlis\SemanticVersion\Version\Comparator\GreaterThan;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
diff --git a/tests/InRange/InRangeComparatorVersionLessOrEqualToTest.php b/tests/InRange/InRangeComparatorVersionLessOrEqualToTest.php
index db02af7..c95d750 100644
--- a/tests/InRange/InRangeComparatorVersionLessOrEqualToTest.php
+++ b/tests/InRange/InRangeComparatorVersionLessOrEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\InRange;
+namespace ptlis\SemanticVersion\Test\InRange;
 
 use ptlis\SemanticVersion\Version\Comparator\LessOrEqualTo;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
diff --git a/tests/InRange/InRangeComparatorVersionLessThanTest.php b/tests/InRange/InRangeComparatorVersionLessThanTest.php
index d7e2e66..b808926 100644
--- a/tests/InRange/InRangeComparatorVersionLessThanTest.php
+++ b/tests/InRange/InRangeComparatorVersionLessThanTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\InRange;
+namespace ptlis\SemanticVersion\Test\InRange;
 
 use ptlis\SemanticVersion\Version\Comparator\LessThan;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
diff --git a/tests/InRange/InRangeVersionRangeEqualToTest.php b/tests/InRange/InRangeVersionRangeEqualToTest.php
index 5ceeca3..dfc8de6 100644
--- a/tests/InRange/InRangeVersionRangeEqualToTest.php
+++ b/tests/InRange/InRangeVersionRangeEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\InRange;
+namespace ptlis\SemanticVersion\Test\InRange;
 
 use ptlis\SemanticVersion\Version\Comparator\EqualTo;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
diff --git a/tests/InRange/InRangeVersionRangeGreaterOrEqualToTest.php b/tests/InRange/InRangeVersionRangeGreaterOrEqualToTest.php
index ff59ef1..40d0819 100644
--- a/tests/InRange/InRangeVersionRangeGreaterOrEqualToTest.php
+++ b/tests/InRange/InRangeVersionRangeGreaterOrEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\InRange;
+namespace ptlis\SemanticVersion\Test\InRange;
 
 use ptlis\SemanticVersion\Version\Comparator\GreaterOrEqualTo;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
diff --git a/tests/InRange/InRangeVersionRangeGreaterThanTest.php b/tests/InRange/InRangeVersionRangeGreaterThanTest.php
index 3f361d4..cb6e26b 100644
--- a/tests/InRange/InRangeVersionRangeGreaterThanTest.php
+++ b/tests/InRange/InRangeVersionRangeGreaterThanTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\InRange;
+namespace ptlis\SemanticVersion\Test\InRange;
 
 use ptlis\SemanticVersion\Version\Comparator\GreaterThan;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
diff --git a/tests/InRange/InRangeVersionRangeLessOrEqualToTest.php b/tests/InRange/InRangeVersionRangeLessOrEqualToTest.php
index 846bcb4..408ee74 100644
--- a/tests/InRange/InRangeVersionRangeLessOrEqualToTest.php
+++ b/tests/InRange/InRangeVersionRangeLessOrEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\InRange;
+namespace ptlis\SemanticVersion\Test\InRange;
 
 use ptlis\SemanticVersion\Version\Comparator\LessOrEqualTo;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
diff --git a/tests/InRange/InRangeVersionRangeLessThanTest.php b/tests/InRange/InRangeVersionRangeLessThanTest.php
index 3509ffb..7869ad2 100644
--- a/tests/InRange/InRangeVersionRangeLessThanTest.php
+++ b/tests/InRange/InRangeVersionRangeLessThanTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\InRange;
+namespace ptlis\SemanticVersion\Test\InRange;
 
 use ptlis\SemanticVersion\Version\Comparator\LessThan;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
diff --git a/tests/InRange/InRangeVersionRangeRangedTest.php b/tests/InRange/InRangeVersionRangeRangedTest.php
index a3f77f2..5e1f0d1 100644
--- a/tests/InRange/InRangeVersionRangeRangedTest.php
+++ b/tests/InRange/InRangeVersionRangeRangedTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\InRange;
+namespace ptlis\SemanticVersion\Test\InRange;
 
 use ptlis\SemanticVersion\Version\Comparator\GreaterOrEqualTo;
 use ptlis\SemanticVersion\Version\Comparator\LessThan;
diff --git a/tests/Label/InvalidLabel.php b/tests/Label/InvalidLabel.php
index 6b42c96..9a46f12 100644
--- a/tests/Label/InvalidLabel.php
+++ b/tests/Label/InvalidLabel.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Label;
+namespace ptlis\SemanticVersion\Test\Label;
 
 class InvalidLabel
 {
diff --git a/tests/Label/InvalidReplacementAbsentLabel.php b/tests/Label/InvalidReplacementAbsentLabel.php
index a7ff85f..4f98bca 100644
--- a/tests/Label/InvalidReplacementAbsentLabel.php
+++ b/tests/Label/InvalidReplacementAbsentLabel.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace tests\Label;
+namespace ptlis\SemanticVersion\Test\Label;
 
 class InvalidReplacementAbsentLabel
 {
diff --git a/tests/Label/InvalidReplacementWildcardLabel.php b/tests/Label/InvalidReplacementWildcardLabel.php
index 834142d..0a51cf4 100644
--- a/tests/Label/InvalidReplacementWildcardLabel.php
+++ b/tests/Label/InvalidReplacementWildcardLabel.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace tests\Label;
+namespace ptlis\SemanticVersion\Test\Label;
 
 class InvalidReplacementWildcardLabel
 {
diff --git a/tests/Label/LabelFactoryTest.php b/tests/Label/LabelFactoryTest.php
index 065618d..8a7af8b 100644
--- a/tests/Label/LabelFactoryTest.php
+++ b/tests/Label/LabelFactoryTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace Label\tests;
+namespace ptlis\SemanticVersion\Test\Label;
 
 require_once 'InvalidLabel.php';
 require_once 'ReplacementWildcardLabel.php';
diff --git a/tests/Label/ReplacementAbsentLabel.php b/tests/Label/ReplacementAbsentLabel.php
index 92b1e27..fd8983c 100644
--- a/tests/Label/ReplacementAbsentLabel.php
+++ b/tests/Label/ReplacementAbsentLabel.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace tests\Label;
+namespace ptlis\SemanticVersion\Test\Label;
 
 use ptlis\SemanticVersion\Label\LabelAbsentInterface;
 
diff --git a/tests/Label/ReplacementWildcardLabel.php b/tests/Label/ReplacementWildcardLabel.php
index 28b7165..bdf172e 100644
--- a/tests/Label/ReplacementWildcardLabel.php
+++ b/tests/Label/ReplacementWildcardLabel.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace tests\Label;
+namespace ptlis\SemanticVersion\Test\Label;
 
 use ptlis\SemanticVersion\Label\LabelInterface;
 use ptlis\SemanticVersion\Label\LabelWildcardInterface;
diff --git a/tests/Version/Comparator/ComparatorFactoryTest.php b/tests/Version/Comparator/ComparatorFactoryTest.php
index 20a7582..8416092 100644
--- a/tests/Version/Comparator/ComparatorFactoryTest.php
+++ b/tests/Version/Comparator/ComparatorFactoryTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version\Comparator;
+namespace ptlis\SemanticVersion\Test\Version\Comparator;
 
 use ptlis\SemanticVersion\Version\Comparator\ComparatorFactory;
 use ptlis\SemanticVersion\Version\Comparator\EqualTo;
diff --git a/tests/Version/Comparator/CompareVersionEqualToTest.php b/tests/Version/Comparator/CompareVersionEqualToTest.php
index a506710..8873c59 100644
--- a/tests/Version/Comparator/CompareVersionEqualToTest.php
+++ b/tests/Version/Comparator/CompareVersionEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version\Comparator;
+namespace ptlis\SemanticVersion\Test\Version\Comparator;
 
 use ptlis\SemanticVersion\Version\Comparator\EqualTo;
 use ptlis\SemanticVersion\Label\LabelAlpha;
diff --git a/tests/Version/Comparator/CompareVersionGreaterOrEqualToTest.php b/tests/Version/Comparator/CompareVersionGreaterOrEqualToTest.php
index dc20e69..e342f78 100644
--- a/tests/Version/Comparator/CompareVersionGreaterOrEqualToTest.php
+++ b/tests/Version/Comparator/CompareVersionGreaterOrEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version\Comparator;
+namespace ptlis\SemanticVersion\Test\Version\Comparator;
 
 use ptlis\SemanticVersion\Version\Comparator\GreaterOrEqualTo;
 use ptlis\SemanticVersion\Label\LabelAlpha;
diff --git a/tests/Version/Comparator/CompareVersionGreaterThanTest.php b/tests/Version/Comparator/CompareVersionGreaterThanTest.php
index c145fd7..99467d5 100644
--- a/tests/Version/Comparator/CompareVersionGreaterThanTest.php
+++ b/tests/Version/Comparator/CompareVersionGreaterThanTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version\Comparator;
+namespace ptlis\SemanticVersion\Test\Version\Comparator;
 
 use ptlis\SemanticVersion\Version\Comparator\GreaterThan;
 use ptlis\SemanticVersion\Label\LabelAlpha;
diff --git a/tests/Version/Comparator/CompareVersionLessOrEqualToTest.php b/tests/Version/Comparator/CompareVersionLessOrEqualToTest.php
index 1ce4edf..4965c2b 100644
--- a/tests/Version/Comparator/CompareVersionLessOrEqualToTest.php
+++ b/tests/Version/Comparator/CompareVersionLessOrEqualToTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version\Comparator;
+namespace ptlis\SemanticVersion\Test\Version\Comparator;
 
 use ptlis\SemanticVersion\Version\Comparator\LessOrEqualTo;
 use ptlis\SemanticVersion\Label\LabelAlpha;
diff --git a/tests/Version/Comparator/CompareVersionLessThanTest.php b/tests/Version/Comparator/CompareVersionLessThanTest.php
index 93c4bb0..9aeb54f 100644
--- a/tests/Version/Comparator/CompareVersionLessThanTest.php
+++ b/tests/Version/Comparator/CompareVersionLessThanTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version\Comparator;
+namespace ptlis\SemanticVersion\Test\Version\Comparator;
 
 use ptlis\SemanticVersion\Version\Comparator\LessThan;
 use ptlis\SemanticVersion\Label\LabelAlpha;
diff --git a/tests/Version/Comparator/InvalidComparatorTest.php b/tests/Version/Comparator/InvalidComparatorTest.php
index 1995c28..48f3b4b 100644
--- a/tests/Version/Comparator/InvalidComparatorTest.php
+++ b/tests/Version/Comparator/InvalidComparatorTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version\Comparator;
+namespace ptlis\SemanticVersion\Test\Version\Comparator;
 
 class InvalidComparator
 {
diff --git a/tests/Version/Comparator/ParseComparatorVersionInvalidTest.php b/tests/Version/Comparator/ParseComparatorVersionInvalidTest.php
index 6d7da1e..72301a7 100644
--- a/tests/Version/Comparator/ParseComparatorVersionInvalidTest.php
+++ b/tests/Version/Comparator/ParseComparatorVersionInvalidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version\Comparator;
+namespace ptlis\SemanticVersion\Test\Version\Comparator;
 
 use ptlis\SemanticVersion\VersionEngine;
 
diff --git a/tests/Version/Comparator/ParseComparatorVersionMalformedTest.php b/tests/Version/Comparator/ParseComparatorVersionMalformedTest.php
index 6b8c172..0a7eb3c 100644
--- a/tests/Version/Comparator/ParseComparatorVersionMalformedTest.php
+++ b/tests/Version/Comparator/ParseComparatorVersionMalformedTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version\Comparator;
+namespace ptlis\SemanticVersion\Test\Version\Comparator;
 
 use ptlis\SemanticVersion\Version\Comparator\GreaterOrEqualTo;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersion;
diff --git a/tests/Version/Comparator/ParseComparatorVersionValidTest.php b/tests/Version/Comparator/ParseComparatorVersionValidTest.php
index 68c91e8..11af588 100644
--- a/tests/Version/Comparator/ParseComparatorVersionValidTest.php
+++ b/tests/Version/Comparator/ParseComparatorVersionValidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version\Comparator;
+namespace ptlis\SemanticVersion\Test\Version\Comparator;
 
 use ptlis\SemanticVersion\Version\Comparator\EqualTo;
 use ptlis\SemanticVersion\Version\Comparator\GreaterOrEqualTo;
diff --git a/tests/Version/ParseVersionInvalidTest.php b/tests/Version/ParseVersionInvalidTest.php
index 0ef9a38..85ff9b2 100644
--- a/tests/Version/ParseVersionInvalidTest.php
+++ b/tests/Version/ParseVersionInvalidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version;
+namespace ptlis\SemanticVersion\Test\Version;
 
 use ptlis\SemanticVersion\VersionEngine;
 
diff --git a/tests/Version/ParseVersionMalformedTest.php b/tests/Version/ParseVersionMalformedTest.php
index d3d1c2e..667c0a0 100644
--- a/tests/Version/ParseVersionMalformedTest.php
+++ b/tests/Version/ParseVersionMalformedTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version;
+namespace ptlis\SemanticVersion\Test\Version;
 
 use ptlis\SemanticVersion\Label\LabelAlpha;
 use ptlis\SemanticVersion\Label\LabelBeta;
diff --git a/tests/Version/ParseVersionValidTest.php b/tests/Version/ParseVersionValidTest.php
index ee684b5..07c056d 100644
--- a/tests/Version/ParseVersionValidTest.php
+++ b/tests/Version/ParseVersionValidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version;
+namespace ptlis\SemanticVersion\Test\Version;
 
 use ptlis\SemanticVersion\Label\LabelAlpha;
 use ptlis\SemanticVersion\Label\LabelBeta;
diff --git a/tests/Version/VersionFactoryTest.php b/tests/Version/VersionFactoryTest.php
index 0e4e4ce..d81a32b 100644
--- a/tests/Version/VersionFactoryTest.php
+++ b/tests/Version/VersionFactoryTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version;
+namespace ptlis\SemanticVersion\Test\Version;
 
 use ptlis\SemanticVersion\Version\Comparator\ComparatorFactory;
 use ptlis\SemanticVersion\ComparatorVersion\ComparatorVersionFactory;
diff --git a/tests/Version/VersionInvalidTest.php b/tests/Version/VersionInvalidTest.php
index e2317b2..f047e83 100644
--- a/tests/Version/VersionInvalidTest.php
+++ b/tests/Version/VersionInvalidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version;
+namespace ptlis\SemanticVersion\Test\Version;
 
 use ptlis\SemanticVersion\Version\Version;
 
diff --git a/tests/Version/VersionValidTest.php b/tests/Version/VersionValidTest.php
index 60564eb..7559a53 100644
--- a/tests/Version/VersionValidTest.php
+++ b/tests/Version/VersionValidTest.php
@@ -15,7 +15,7 @@
  * file that was distributed with this source code.
  */
 
-namespace tests\Version;
+namespace ptlis\SemanticVersion\Test\Version;
 
 use ptlis\SemanticVersion\Label\LabelAlpha;
 use ptlis\SemanticVersion\Version\Version;