diff --git a/utils/server.sh b/utils/server.sh
index 7671c53..e48752b 100755
--- a/utils/server.sh
+++ b/utils/server.sh
@@ -2,4 +2,5 @@
 SELF=`dirname $0`
 DIR=`realpath $SELF`
 cd $DIR
+killall php
 php -S 0.0.0.0:8000 server.php
\ No newline at end of file