diff --git a/requirements_dev.txt b/requirements_dev.txt
index bdba360..4225f84 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,4 +1,4 @@
-pip==19.0.3
+pip==19.1.1
 setuptools==41.0.0
 wheel==0.33.1
 twine==1.13.0