diff --git a/simulator_SIC_XE/.gitignore b/simulator_SIC_XE/.gitignore
index 6b70294..70b91f4 100644
--- a/simulator_SIC_XE/.gitignore
+++ b/simulator_SIC_XE/.gitignore
@@ -71,6 +71,7 @@ xcuserdata/
 *.moc.cpp
 *.qm
 *.prl
+CMakeLists.txt.user
 
 # OS generated files
 .DS_Store