diff --git a/plugins/acronyms_expander/acronyms b/plugins/acronyms_expander/acronyms.py
similarity index 100%
rename from plugins/acronyms_expander/acronyms
rename to plugins/acronyms_expander/acronyms.py
diff --git a/plugins/acronyms_expander/acronyms_expander.py b/plugins/acronyms_expander/acronyms_expander.py
index 52b66af76bc3bdafb4843f816422ea5f217bd13a..153b3784997fa52bd104dc2ca2f23aa8959ab59b 100644
--- a/plugins/acronyms_expander/acronyms_expander.py
+++ b/plugins/acronyms_expander/acronyms_expander.py
@@ -62,7 +62,7 @@ class AcronymsExpanderPlugin(GajimPlugin):
 
     @log_calls('AcronymsExpanderPlugin')
     def get_own_acronyms_list(self):
-        data_file = self.local_file_path('acronyms')
+        data_file = self.local_file_path('acronyms.py')
         data = open(data_file, 'r')
         acronyms = eval(data.read())
         data.close()