diff --git a/.gitignore b/.gitignore
index bd4e15887..ae1598ee9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -46,3 +46,6 @@ build//CMakeLists.txt
 *.*~
 # CMake generated/configured files
 src/utility/storm-version.cpp
+.DS_Store
+*.out
+