diff --git a/Pipfile b/Pipfile
index 09cd342..3ea60be 100644
--- a/Pipfile
+++ b/Pipfile
@@ -1,11 +1,16 @@
 [[source]]
+
 name = "pypi"
 url = "https://pypi.org/simple"
 verify_ssl = true
 
+
 [dev-packages]
-gitchangelog = "==3.0.3"
+
+gitchangelog = "==3.0.4"
+
 
 [packages]
-six = "==1.10.0"
-pytest = "==3.5.0"
+
+six = "==1.12.0"
+pytest = "==4.5.0"