diff --git a/Makefile b/Makefile
index b6d321e7..5e8fe3cc 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,5 @@
 .PHONY: docs
 init:
-	pip install -e .[socks]
 	pip install -r requirements-dev.txt
 test:
 	# This runs all of the tests, on both Python 2 and Python 3.
diff --git a/requirements-dev.txt b/requirements-dev.txt
index bc4c3e4b..31b67d80 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,3 +1,4 @@
+-e .[socks]
 pytest>=2.8.0,<=6.2.5
 pytest-cov
 pytest-httpbin==1.0.0