diff --git a/python/ycm/client/omni_completion_request.py b/python/ycm/client/omni_completion_request.py
index f3de7bad..c2b39d2a 100644
--- a/python/ycm/client/omni_completion_request.py
+++ b/python/ycm/client/omni_completion_request.py
@@ -21,8 +21,8 @@ from ycm.client.completion_request import CompletionRequest
 
 
 class OmniCompletionRequest( CompletionRequest ):
-  def __init__( self, omni_completer ):
-    super( OmniCompletionRequest, self ).__init__()
+  def __init__( self, omni_completer, request_data ):
+    super( OmniCompletionRequest, self ). __init__( request_data )
     self._omni_completer = omni_completer