diff --git a/heat/server/single.yml b/heat/server/single.yml
index d097605..cd548bf 100644
--- a/heat/server/single.yml
+++ b/heat/server/single.yml
@@ -1,6 +1,12 @@
 classes:
 - service.heat.server.single
 parameters:
+  linux:
+    system:
+      package:
+        python-pymysql:
+          fromrepo: ${_param:openstack_version}
+          version: latest
   heat:
     server:
       stack_domain_admin: