diff --git a/.gitignore b/.gitignore
index 12e9fcefc770d21df1870d490ec06d9df4947082..5fceb1128f84c34e5060e7229641bfd79d5ca753 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@ ex1/ex1
 ex2/ex2
 ex3/ex3
 ex4/ex4
+ex5/ex5