diff --git a/library/cloud/ec2 b/library/cloud/ec2
index 4e3354590d0..90dcd833b39 100644
--- a/library/cloud/ec2
+++ b/library/cloud/ec2
@@ -181,7 +181,7 @@ local_action:
     wait: yes 
     wait_timeout: 500 
     count: 5 
-    instance_tags: '{"db":"postgres"}' monitoring=true'
+    instance_tags: '{"db":"postgres"}' monitoring=yes'
 
 # VPC example
 local_action: