diff --git a/examples/dump-properties.py b/examples/dump-properties.py
index 7d8a459efa1cf4af7ce4d9873a0eeb0ee71ff24f..e64f66fa25c9d0e47af70f9409b9ddd2b5aa424d 100644
--- a/examples/dump-properties.py
+++ b/examples/dump-properties.py
@@ -29,7 +29,7 @@ def print_info(obj, info_cls):
                 try:
                     print("%s: %s" % (info_name, info_value))
                 except:
-                    print("%s: <error>") % info_name
+                    print("%s: <error>" % info_name)
 
 for platform in cl.get_platforms():
     print(75*"=")