diff --git a/bin/idea.properties b/bin/idea.properties
index 11d0bc7ea196..33bee38d13e6 100644
--- a/bin/idea.properties
+++ b/bin/idea.properties
@@ -99,4 +99,4 @@ sun.java2d.pmoffscreen=false
 # Maximum size (kilobytes) IDEA will load for showing past file contents -
 # in Show Diff or when calculating Digest Diff
 #---------------------------------------------------------------------
-#max.vcs.loaded.size.kb
\ No newline at end of file
+#idea.max.vcs.loaded.size.kb=20480
\ No newline at end of file