diff --git a/Lab3/user/chcore-libc/libchcore/cmake/do_override_dir.sh b/Lab3/user/chcore-libc/libchcore/cmake/do_override_dir.sh
index 300a4be3..fea17a5c 100644
--- a/Lab3/user/chcore-libc/libchcore/cmake/do_override_dir.sh
+++ b/Lab3/user/chcore-libc/libchcore/cmake/do_override_dir.sh
@@ -22,7 +22,7 @@ if [[ "$#" -ne 2 ]]; then
     usage
 fi
 
-if [[[[ $1 != /* ]]]] || [[[[ $2 != /* ]]]]; then
+if [[ $1 != /* ]] || [[ $2 != /* ]]; then
     usage 
 fi