diff --git a/TwinCAT3.gitignore b/TwinCAT3.gitignore
index 7bd6f875..5e8958bc 100644
--- a/TwinCAT3.gitignore
+++ b/TwinCAT3.gitignore
@@ -16,10 +16,11 @@
 *.library
 *.project.~u
 *.tsproj.bak
+*.tspproj.bak
 *.xti.bak
 LineIDs.dbg
 LineIDs.dbg.bak
 _Boot/
 _CompileInfo/
 _Libraries/
-_ModuleInstall/
\ No newline at end of file
+_ModuleInstall/