diff --git a/dictionaries/CallMap.php b/dictionaries/CallMap.php
index bbd5ab345..8c77bba52 100644
--- a/dictionaries/CallMap.php
+++ b/dictionaries/CallMap.php
@@ -12987,7 +12987,7 @@ return [
 'strpbrk' => ['string|false', 'string'=>'string', 'characters'=>'string'],
 'strpos' => ['int|false', 'haystack'=>'string', 'needle'=>'string', 'offset='=>'int'],
 'strptime' => ['array|false', 'timestamp'=>'string', 'format'=>'string'],
-'strrchr' => ['string|false', 'haystack'=>'string', 'needle'=>'string'],
+'strrchr' => ['string|false', 'haystack'=>'string', 'needle'=>'string', 'before_needle='=>'bool'],
 'strrev' => ['string', 'string'=>'string'],
 'strripos' => ['int|false', 'haystack'=>'string', 'needle'=>'string', 'offset='=>'int'],
 'strrpos' => ['int|false', 'haystack'=>'string', 'needle'=>'string', 'offset='=>'int'],
diff --git a/dictionaries/CallMap_83_delta.php b/dictionaries/CallMap_83_delta.php
index 75266c16c..8a4a76077 100644
--- a/dictionaries/CallMap_83_delta.php
+++ b/dictionaries/CallMap_83_delta.php
@@ -113,6 +113,10 @@ return [
       'old' => ['?bool', 'text'=>'string'],
       'new' => ['bool', 'text'=>'string'],
     ],
+    'strrchr' => [
+      'old' => ['string|false', 'haystack'=>'string', 'needle'=>'string'],
+      'new' => ['string|false', 'haystack'=>'string', 'needle'=>'string', 'before_needle='=>'bool'],
+    ],
   ],
 
   'removed' => [