diff --git a/requirements.txt b/requirements.txt
index 085d5a14..6e16a233 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,11 +1,19 @@
 cookiecutter==1.6.0
-flake8==3.5.0 # pyup: != 2.6.0
+
+
+# Testing
+# ------------------------------------------------------------------------------
 sh==1.12.14
 binaryornot==0.4.4
 
-# Testing
+tox==2.9.1
+
 pytest==3.4.1
+pytest-cookies==0.3.0
+
+
+# Code quality
+# ------------------------------------------------------------------------------
+flake8==3.5.0
 pycodestyle==2.3.1
 pyflakes==1.6.0
-tox==2.9.1
-pytest-cookies==0.3.0