diff --git a/includes/class-hashtag.php b/includes/class-hashtag.php
index ca855ef..4f5b0f6 100644
--- a/includes/class-hashtag.php
+++ b/includes/class-hashtag.php
@@ -45,7 +45,7 @@ class Hashtag {
 	public static function the_content( $the_content ) {
 		$protected_tags = array();
 		$protect = function( $m ) use ( &$protected_tags ) {
-			$c = count( $protected_tags );
+			$c = \wp_rand( 100000, 999999 );
 			$protect = '!#!#PROTECT' . $c . '#!#!';
 			$protected_tags[ $protect ] = $m[0];
 			return $protect;
diff --git a/includes/class-mention.php b/includes/class-mention.php
index 6798833..63508e8 100644
--- a/includes/class-mention.php
+++ b/includes/class-mention.php
@@ -27,10 +27,10 @@ class Mention {
 	public static function the_content( $the_content ) {
 		$protected_tags = array();
 		$protect = function( $m ) use ( &$protected_tags ) {
-			$c = \rand( 100000, 999999 );
+			$c = \wp_rand( 100000, 999999 );
 			$protect = '!#!#PROTECT' . $c . '#!#!';
 			while ( isset( $protected_tags[ $protect ] ) ) {
-				$c = \rand( 100000, 999999 );
+				$c = \wp_rand( 100000, 999999 );
 				$protect = '!#!#PROTECT' . $c . '#!#!';
 			}
 			$protected_tags[ $protect ] = $m[0];