diff --git a/install.sh b/install.sh
index 0f78fff..faaea07 100755
--- a/install.sh
+++ b/install.sh
@@ -10,7 +10,7 @@ set -e
 cd $1
 touch test.lock
 (
-    flock -x 200
+    flock -x 180
 if [ -d "libnl" ];then
     rm -rf libnl
 fi
@@ -21,4 +21,4 @@ cd $1/libnl
 ./configure
 patch -p1 < $1/solve-oh-compile-problem3_11_0.patch --fuzz=0 --no-backup-if-mismatch
 exit 0
-)200>test.lock
+)180>test.lock