diff --git a/dictionaries/CallMap_80.php b/dictionaries/CallMap_80.php
index fa397fa420a..a5e91fc8eaf 100644
--- a/dictionaries/CallMap_80.php
+++ b/dictionaries/CallMap_80.php
@@ -26651,7 +26651,7 @@
   ),
   'get_cfg_var' => 
   array (
-    0 => 'false|string',
+    0 => 'array<array-key, mixed>|false|string',
     'option' => 'string',
   ),
   'get_class' => 
diff --git a/dictionaries/CallMap_81.php b/dictionaries/CallMap_81.php
index d1fbf0d4968..b62efa620c4 100644
--- a/dictionaries/CallMap_81.php
+++ b/dictionaries/CallMap_81.php
@@ -25595,7 +25595,7 @@
   ),
   'get_cfg_var' => 
   array (
-    0 => 'false|string',
+    0 => 'array<array-key, mixed>|false|string',
     'option' => 'string',
   ),
   'get_class' => 
diff --git a/dictionaries/CallMap_82.php b/dictionaries/CallMap_82.php
index 1f57949fafe..a754341e590 100644
--- a/dictionaries/CallMap_82.php
+++ b/dictionaries/CallMap_82.php
@@ -25662,7 +25662,7 @@
   ),
   'get_cfg_var' => 
   array (
-    0 => 'false|string',
+    0 => 'array<array-key, mixed>|false|string',
     'option' => 'string',
   ),
   'get_class' => 
diff --git a/dictionaries/CallMap_83.php b/dictionaries/CallMap_83.php
index 8088eb4acf0..cfe8cc79b4a 100644
--- a/dictionaries/CallMap_83.php
+++ b/dictionaries/CallMap_83.php
@@ -26302,7 +26302,7 @@
   ),
   'get_cfg_var' => 
   array (
-    0 => 'false|string',
+    0 => 'array<array-key, mixed>|false|string',
     'option' => 'string',
   ),
   'get_class' => 
diff --git a/dictionaries/CallMap_84.php b/dictionaries/CallMap_84.php
index 33db07d0a1e..9bccad5bc35 100644
--- a/dictionaries/CallMap_84.php
+++ b/dictionaries/CallMap_84.php
@@ -29860,7 +29860,7 @@
   ),
   'get_cfg_var' => 
   array (
-    0 => 'false|string',
+    0 => 'array<array-key, mixed>|false|string',
     'option' => 'string',
   ),
   'get_class' => 
diff --git a/dictionaries/override/CallMap.php b/dictionaries/override/CallMap.php
index 52b200cb736..deaf2cfde12 100644
--- a/dictionaries/override/CallMap.php
+++ b/dictionaries/override/CallMap.php
@@ -15748,7 +15748,7 @@
   ),
   'get_cfg_var' => 
   array (
-    0 => 'false|string',
+    0 => 'array<array-key, mixed>|false|string',
     'option' => 'string',
   ),
   'get_class' => 
diff --git a/dictionaries/override/CallMap_80_delta.php b/dictionaries/override/CallMap_80_delta.php
index 4cb416ebfa3..e8f310627b5 100644
--- a/dictionaries/override/CallMap_80_delta.php
+++ b/dictionaries/override/CallMap_80_delta.php
@@ -7689,7 +7689,7 @@
       ),
       'new' => 
       array (
-        0 => 'false|string',
+        0 => 'array<array-key, mixed>|false|string',
         'option' => 'string',
       ),
     ),
diff --git a/tests/Internal/Codebase/InternalCallMapHandlerTest.php b/tests/Internal/Codebase/InternalCallMapHandlerTest.php
index af2eb86a1a6..40ff2e5c5ac 100644
--- a/tests/Internal/Codebase/InternalCallMapHandlerTest.php
+++ b/tests/Internal/Codebase/InternalCallMapHandlerTest.php
@@ -78,7 +78,6 @@ class InternalCallMapHandlerTest extends TestCase
      * @var array<int|string, string|list<string>>
      */
     private static array $ignoredFunctions = [
-        'array_multisort',
         'datefmt_create' => ['8.0'],
         'get_class' => ['8.3', '8.4'],
         'get_parent_class' => ['8.3', '8.4'],
@@ -514,15 +513,21 @@ private function assertEntryParameters(ReflectionFunctionAbstract $function, arr
                 'optional' => false,
                 'type' => $entry,
             ];
-            if (strncmp($normalizedKey, '&', 1) === 0) {
-                $normalizedEntry['byRef'] = true;
-                $normalizedKey = substr($normalizedKey, 1);
-            }
 
-            if (strncmp($normalizedKey, '...', 3) === 0) {
-                $normalizedEntry['variadic'] = true;
-                $normalizedKey = substr($normalizedKey, 3);
-            }
+            do {
+                if (strncmp($normalizedKey, '...', 3) === 0) {
+                    $normalizedEntry['variadic'] = true;
+                    $normalizedKey = substr($normalizedKey, 3);
+                    continue;
+                }
+
+                if (strncmp($normalizedKey, '&', 1) === 0) {
+                    $normalizedEntry['byRef'] = true;
+                    $normalizedKey = substr($normalizedKey, 1);
+                    continue;
+                }
+                break;
+            } while (true);
 
             // Read the reference mode
             if ($normalizedEntry['byRef']) {