diff --git a/requirements-test.txt b/requirements-test.txt
index d689c7d..f80777c 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,6 +1,6 @@
 molecule
 molecule-plugins[docker]
-ansible-core~=2.18.0
+ansible-core~=2.15.13
 yamllint
 ansible-lint
 docker