diff --git a/.gitignore b/.gitignore
index e7542000..b2de7308 100644
--- a/.gitignore
+++ b/.gitignore
@@ -44,3 +44,8 @@ specification/build
 # Files generated by OS X
 #########################
 .DS_Store
+
+# Simulation results of case study
+#########################
+examples/case_study_1/simulations
+examples/case_study_1/img
\ No newline at end of file