diff --git a/mpcdf_common.py b/mpcdf_common.py
index 04c70d4964190aab52ad36e9e888991b83a53f1d..3e4344bc9fa37f41f11ffa273e508f8e64f1c86a 100644
--- a/mpcdf_common.py
+++ b/mpcdf_common.py
@@ -157,7 +157,7 @@ def mpcdf_enable_repositories(api_url, project, package, verbose=False):
             print("Warning: Could not get attribute MPCDF:enable_repositories for package {0}, skipping".format(package))
         return False
 
-    def try_get_attribute(attribute, package, with_project=False):
+    def try_get_attribute(package, attribute, with_project=False):
         try:
             return get_attribute_values(api_url, project, package, "MPCDF:" + attribute, with_project=with_project)
         except UnsetAttributeException: