diff --git a/VisualStudio.gitignore b/VisualStudio.gitignore
index 94b41b91..d7a6ca2a 100644
--- a/VisualStudio.gitignore
+++ b/VisualStudio.gitignore
@@ -76,6 +76,7 @@ StyleCopReport.xml
 *.tlh
 *.tmp
 *.tmp_proj
+*_wpftmp.csproj
 *.log
 *.vspscc
 *.vssscc