diff --git a/VisualStudio.gitignore b/VisualStudio.gitignore
index d0d9bf78..dd7327e6 100644
--- a/VisualStudio.gitignore
+++ b/VisualStudio.gitignore
@@ -76,6 +76,7 @@ _Chutzpah*
 ipch/
 *.aps
 *.ncb
+*.opendb
 *.opensdf
 *.sdf
 *.cachefile