diff --git a/requirements_dev.txt b/requirements_dev.txt
index 9f44470..38f2981 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -4,7 +4,7 @@ bumpversion==0.5.3
 coverage==4.4.1
 cryptography==1.9
 pylint==1.7.2
-httmock==1.2.6
+httmock==1.3.0
 mccabe==0.6.1
 pep8-naming==0.4.1
 pip==9.0.1