diff --git a/plugins/php/versions/55/intl.sh b/plugins/php/versions/55/intl.sh
index 86ec722ee..c58d8741c 100755
--- a/plugins/php/versions/55/intl.sh
+++ b/plugins/php/versions/55/intl.sh
@@ -47,11 +47,6 @@ Install_lib()
 		$serverPath/php/$version/bin/phpize
 		./configure --with-php-config=$serverPath/php/$version/bin/php-config
 
-		FIND_C99=`cat Makefile|grep c99`
-		if [ "$FIND_C99" == "" ];then
-			sed -i $BAK 's/CFLAGS \=/CFLAGS \= -std=c99/g' Makefile
-		fi
-
 		make && make install && make clean
 		
 	fi