diff --git a/VisualStudio.gitignore b/VisualStudio.gitignore
index 7d537494b3..22fd88a55a 100644
--- a/VisualStudio.gitignore
+++ b/VisualStudio.gitignore
@@ -282,6 +282,9 @@ __pycache__/
 # tools/**
 # !tools/packages.config
 
+# Tabs Studio
+*.tss
+
 # Telerik's JustMock configuration file
 *.jmconfig