diff --git a/setup.cfg b/setup.cfg
index 22f5e1c..fcad35f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -11,19 +11,3 @@ universal = 1
 [behave]
 color = True
 summary = True
-
-[options.extras_require]
-  dev =
-    behave==1.2.5
-    coverage==4.4.1
-    psutil>=5.2.2
-    pycodestyle>=2.3.1
-    setuptools>=70.2.0
-    six
-    sphinx==1.4.8
-    sphinx-argparse==0.1.15
-    sphinx_rtd_theme==0.2.4
-    sphinxcontrib-napoleon==0.5.3
-    wheel
-  test =
-    mock==2.0.0