diff --git a/Hooks/syntax.sh b/Hooks/syntax.sh
index 097ae09..1fc00f0 100644
--- a/Hooks/syntax.sh
+++ b/Hooks/syntax.sh
@@ -2,24 +2,24 @@
 
 hasInvalidPhpSyntax() {
     # php lint
-    php -l "$1"
-    if [ $? -ne 0 ]; then
+    $(php -l "$1" > /dev/null)
+    if [[ $? != 0 ]]; then
         return 1
     fi
 
     # phpcs
-    php -d memory_limit=4G ${rootpath}/vendor/bin/phpcs --standard="${rootpath}/Build/Config/phpcs.xml" --encoding=utf-8 -n -p "$1"
-    if [ $? -ne 0 ]; then
+    $(php -d memory_limit=4G ${rootpath}/vendor/bin/phpcs --standard="${rootpath}/Build/Config/phpcs.xml" --encoding=utf-8 -n -p "$1" > /dev/null)
+    if [[ $? != 0 ]]; then
         return 2
     fi
 
     # phpmd
-    php -d memory_limit=4G ${rootpath}/vendor/bin/phpmd "$1" text ${rootpath}/Build/Config/phpmd.xml --exclude *tests* --minimumpriority 1
-    if [ $? -ne 0 ]; then
+    $(php -d memory_limit=4G ${rootpath}/vendor/bin/phpmd "$1" text ${rootpath}/Build/Config/phpmd.xml --exclude *tests* --minimumpriority 1)
+    if [[ $? != 0 ]]; then
         return 3
     fi
 
-    return 0;
+    return 0
 }
 
 hasInvalidHtmlTemplateContent() {