diff --git a/python/ycm/diagnostic_filter.py b/python/ycm/diagnostic_filter.py
index 4c6a1c4d..1d312338 100644
--- a/python/ycm/diagnostic_filter.py
+++ b/python/ycm/diagnostic_filter.py
@@ -100,7 +100,6 @@ def _CompileLevel( level ):
   expected_kind = level.upper()[ : -1 ]
 
   def FilterLevel( diagnostic ):
-    print( diagnostic, 'matches?', expected_kind )
     return diagnostic[ 'kind' ] == expected_kind
 
   return FilterLevel