diff --git a/PHPCompatibility/Tests/Interfaces/InternalInterfacesUnitTest.inc b/PHPCompatibility/Tests/Interfaces/InternalInterfacesUnitTest.inc
index 664d50cdb..d5eefcad1 100644
--- a/PHPCompatibility/Tests/Interfaces/InternalInterfacesUnitTest.inc
+++ b/PHPCompatibility/Tests/Interfaces/InternalInterfacesUnitTest.inc
@@ -1,5 +1,5 @@
 <?php
-
+use UnitEnum;
 class MyTraversable implements Traversable {}
 class MyDateTimeClass implements DateTimeInterface {}
 class MyThrowable implements Throwable {}
diff --git a/PHPCompatibility/Tests/Interfaces/NewInterfacesUnitTest.inc b/PHPCompatibility/Tests/Interfaces/NewInterfacesUnitTest.inc
index ec190526f..7339e28c7 100644
--- a/PHPCompatibility/Tests/Interfaces/NewInterfacesUnitTest.inc
+++ b/PHPCompatibility/Tests/Interfaces/NewInterfacesUnitTest.inc
@@ -1,5 +1,5 @@
 <?php
-
+use Countable;
 class MyCountable implements Countable {}
 class MyOuterIterator implements OuterIterator {}
 class MyRecursiveIterator implements RecursiveIterator {}