diff --git a/VisualStudio.gitignore b/VisualStudio.gitignore
index 49f381c4..5d0bed5d 100644
--- a/VisualStudio.gitignore
+++ b/VisualStudio.gitignore
@@ -156,7 +156,7 @@ csx/
 *.build.csdef
 
 # Windows Azure Emulator
-efc/
+ecf/
 rfc/
 
 # Windows Store app package directory