diff --git a/racket/src/worksp/.gitignore b/racket/src/worksp/.gitignore
index cf6c4445b6..a146a8f555 100644
--- a/racket/src/worksp/.gitignore
+++ b/racket/src/worksp/.gitignore
@@ -11,6 +11,7 @@
 */*.ncb
 */*.suo
 */*.sdf
+*/*.sln.cache
 
 checkvs9.obj
 checkvs9.exe