diff --git a/requirements.txt b/requirements.txt
index 7f1b79d8..ab987fc9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,6 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 GitPython>=1.0.1 # BSD License (3 clause)
-PyYAML>=3.10 # MIT
+PyYAML>=3.12 # MIT
 six>=1.10.0 # MIT
 stevedore>=1.20.0 # Apache-2.0