diff --git a/requirements_dev.txt b/requirements_dev.txt
index 73f2174..e61fc15 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -11,4 +11,4 @@ PyYAML==3.12
 pytest==3.8.0
 pytest-runner==4.2
 vcrpy==1.13.0
-twine==1.11.0
+twine==1.12.1