diff --git a/lib/CleantalkSP/Common/Helpers/Helper.php b/lib/CleantalkSP/Common/Helpers/Helper.php
index a36a9ed8d..aa000b682 100644
--- a/lib/CleantalkSP/Common/Helpers/Helper.php
+++ b/lib/CleantalkSP/Common/Helpers/Helper.php
@@ -92,12 +92,12 @@ public static function isRegexp($signature, $delimiters = '#/')
      * @param string $signature_body Character position
      * @param bool $is_regexp Flag. Is signature is regular expression?
      *
-     * @return int String number
+     * @return array Array of lines number with needle
      */
-    public static function getNeedleStringNumberFromFile($file_path, $signature_body, $is_regexp = false)
+    public static function getNeedleStringsNumberFromFile($file_path, $signature_body, $is_regexp = false)
     {
         $file = file($file_path);
-        $out  = 1;
+        $out_line_numbers = array();
 
         foreach ( $file as $number => $line ) {
             if (
@@ -105,9 +105,10 @@ public static function getNeedleStringNumberFromFile($file_path, $signature_body
                 ( ! $is_regexp && strripos($line, stripslashes($signature_body)) !== false)
             ) {
                 $out = $number + 1;
+                $out_line_numbers[] = $out;
             }
         }
 
-        return $out;
+        return $out_line_numbers;
     }
 }
diff --git a/lib/CleantalkSP/Common/Scanner/SignaturesAnalyser/Controller.php b/lib/CleantalkSP/Common/Scanner/SignaturesAnalyser/Controller.php
index c1d9847de..c3f76a012 100644
--- a/lib/CleantalkSP/Common/Scanner/SignaturesAnalyser/Controller.php
+++ b/lib/CleantalkSP/Common/Scanner/SignaturesAnalyser/Controller.php
@@ -92,15 +92,20 @@ function_exists('md5') &&
                         if (
                             ( $is_regexp && preg_match($signature['body'], $file_content) ) ||
                             ( ! $is_regexp &&
-                                ( strripos($file_content, stripslashes($signature['body'])) !== false ||
-                                    strripos($file_content, $signature['body']) !== false) )
+                                (
+                                    strripos($file_content, stripslashes($signature['body'])) !== false ||
+                                    strripos($file_content, $signature['body']) !== false
+                                )
+                            )
                         ) {
-                            $line_number                           = Helper::getNeedleStringNumberFromFile(
+                            $line_numbers                           = Helper::getNeedleStringsNumberFromFile(
                                 $root_path . $file_info->path,
                                 $signature['body'],
                                 $is_regexp
                             );
-                            $verdict['SIGNATURES'][$line_number][] = $signature['id'];
+                            foreach ($line_numbers as $line_number) {
+                                $verdict['SIGNATURES'][$line_number][] = $signature['id'];
+                            }
                         }
                     }
                 }
@@ -109,6 +114,7 @@ function_exists('md5') &&
                     $file_info->weak_spots,
                     true
                 ) : array();
+
                 if ( isset($file_info->weak_spots['SIGNATURES']) ) {
                     unset($file_info->weak_spots['SIGNATURES']);
                 }