diff --git a/dictionaries/CallMap.php b/dictionaries/CallMap.php
index 51731b25a65..fead3367b6c 100644
--- a/dictionaries/CallMap.php
+++ b/dictionaries/CallMap.php
@@ -7322,8 +7322,8 @@
 'mcrypt_module_open' => ['resource|false', 'cipher'=>'string', 'cipher_directory'=>'string', 'mode'=>'string', 'mode_directory'=>'string'],
 'mcrypt_module_self_test' => ['bool', 'algorithm'=>'string', 'lib_dir='=>'string'],
 'mcrypt_ofb' => ['string', 'cipher'=>'int|string', 'key'=>'string', 'data'=>'string', 'mode'=>'int', 'iv='=>'string'],
-'md5' => ['string', 'string'=>'string', 'binary='=>'bool'],
-'md5_file' => ['string|false', 'filename'=>'string', 'binary='=>'bool'],
+'md5' => ['non-falsy-string', 'string'=>'string', 'binary='=>'bool'],
+'md5_file' => ['non-falsy-string|false', 'filename'=>'string', 'binary='=>'bool'],
 'mdecrypt_generic' => ['string', 'td'=>'resource', 'data'=>'string'],
 'Memcache::add' => ['bool', 'key'=>'string', 'var'=>'mixed', 'flag='=>'int', 'expire='=>'int'],
 'Memcache::addServer' => ['bool', 'host'=>'string', 'port='=>'int', 'persistent='=>'bool', 'weight='=>'int', 'timeout='=>'int', 'retry_interval='=>'int', 'status='=>'bool', 'failure_callback='=>'callable', 'timeoutms='=>'int'],
diff --git a/dictionaries/CallMap_historical.php b/dictionaries/CallMap_historical.php
index f8410e81dfc..8e8a23c36b8 100644
--- a/dictionaries/CallMap_historical.php
+++ b/dictionaries/CallMap_historical.php
@@ -13025,8 +13025,8 @@
     'mcrypt_module_open' => ['resource|false', 'cipher'=>'string', 'cipher_directory'=>'string', 'mode'=>'string', 'mode_directory'=>'string'],
     'mcrypt_module_self_test' => ['bool', 'algorithm'=>'string', 'lib_dir='=>'string'],
     'mcrypt_ofb' => ['string', 'cipher'=>'int|string', 'key'=>'string', 'data'=>'string', 'mode'=>'int', 'iv='=>'string'],
-    'md5' => ['string', 'string'=>'string', 'binary='=>'bool'],
-    'md5_file' => ['string|false', 'filename'=>'string', 'binary='=>'bool'],
+    'md5' => ['non-falsy-string', 'string'=>'string', 'binary='=>'bool'],
+    'md5_file' => ['non-falsy-string|false', 'filename'=>'string', 'binary='=>'bool'],
     'mdecrypt_generic' => ['string', 'td'=>'resource', 'data'=>'string'],
     'memcache_add' => ['bool', 'memcache_obj'=>'Memcache', 'key'=>'string', 'var'=>'mixed', 'flag='=>'int', 'expire='=>'int'],
     'memcache_add_server' => ['bool', 'memcache_obj'=>'Memcache', 'host'=>'string', 'port='=>'int', 'persistent='=>'bool', 'weight='=>'int', 'timeout='=>'int', 'retry_interval='=>'int', 'status='=>'bool', 'failure_callback='=>'callable', 'timeoutms='=>'int'],