diff --git a/Makefile b/Makefile
index 95df783..57d68b2 100644
--- a/Makefile
+++ b/Makefile
@@ -15,7 +15,6 @@ env: requirements.txt requirements_tests.txt
 	./$(env_bin)/pip --version
 	./$(env_bin)/pip install --no-index --find-links=file:///$(PWD)/vendor -r requirements.txt
 	./$(env_bin)/pip install --no-index --find-links=file:///$(PWD)/vendor -r requirements_tests.txt
-	./$(env_bin)/pip install --editable .
 
 clean:
 	rm -rf env
diff --git a/requirements.txt b/requirements.txt
index 4bb34a2..8736790 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,4 +19,4 @@ honcho==0.5.0
  six==1.10.0
 libsass==0.3.0
 
--e .
+--editable .