diff --git a/python/src/com/jetbrains/python/psi/impl/PythonLanguageLevelPusher.java b/python/src/com/jetbrains/python/psi/impl/PythonLanguageLevelPusher.java
index 8d8cb5b436b4..e66419056233 100644
--- a/python/src/com/jetbrains/python/psi/impl/PythonLanguageLevelPusher.java
+++ b/python/src/com/jetbrains/python/psi/impl/PythonLanguageLevelPusher.java
@@ -170,7 +170,7 @@ public class PythonLanguageLevelPusher implements FilePropertyPusher<LanguageLev
   }
 
   private static void setNoSizeLimitRecursive(VirtualFile file) {
-    file.putUserData(SingleRootFileViewProvider.ourNoSizeLimitKey, Boolean.TRUE);
+    SingleRootFileViewProvider.doNotCheckFileSizeLimit(file);
     for (VirtualFile child : file.getChildren()) {
       setNoSizeLimitRecursive(child);
     }
@@ -180,4 +180,4 @@ public class PythonLanguageLevelPusher implements FilePropertyPusher<LanguageLev
     FORCE_LANGUAGE_LEVEL = languageLevel;
     pushLanguageLevel(project);
   }
-}
\ No newline at end of file
+}