diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 80ad54b..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,7 +0,0 @@
--e .
-
-# Testing requirements
-pyyaml
-pytest
-mock
-flake8
diff --git a/tox.ini b/tox.ini
index 734fec8..fc6b0df 100644
--- a/tox.ini
+++ b/tox.ini
@@ -3,14 +3,17 @@ envlist = py26,py27,py33,py34,pypy,docs,coverage
 
 [testenv]
 deps =
-    -rrequirements.txt
+    pyyaml
+    pytest
+    mock <= 1.0.1
+    flake8
 commands =
     py.test {posargs:tests}
     flake8 staticconf tests testing
 
 [testenv:docs]
 deps =
-    -rrequirements.txt
+    {[testenv]deps}
     sphinx >= 1.0
     sphinx_rtd_theme
 changedir = docs
@@ -20,7 +23,7 @@ commands =
 
 [testenv:coverage]
 deps =
-    -rrequirements.txt
+    {[testenv]deps}
     coverage
 commands =
     coverage run --source=staticconf {envbindir}/py.test tests