diff --git a/library/packaging/apt_key b/library/packaging/apt_key
index dee73762c6..eee8633702 100644
--- a/library/packaging/apt_key
+++ b/library/packaging/apt_key
@@ -124,7 +124,7 @@ def all_keys(module, keyring):
     return results
 
 def key_present(module, key_id):
-    (rc, out, err) = module.run_command("apt-key list | 2>&1 grep -q %s" % key_id)
+    (rc, out, err) = module.run_command("apt-key list | 2>&1 grep -i -q %s" % key_id)
     return rc == 0
 
 def download_key(module, url):