diff --git a/hwe/func_converter.php b/hwe/func_converter.php
index fc4a0d06..a688bc75 100644
--- a/hwe/func_converter.php
+++ b/hwe/func_converter.php
@@ -346,7 +346,7 @@ function getActionCrewTypeClass(?string $type){
     throw new \InvalidArgumentException("{$type}은 올바른 병종 효과가 아님");
 }
 
-function buildActionCrewTypeClass(?string $type):BaseSpecial{
+function buildActionCrewTypeClass(?string $type):iAction{
     static $cache = [];
     if($type === null){
         $type = 'None';
diff --git a/hwe/sammo/GameUnitDetail.php b/hwe/sammo/GameUnitDetail.php
index 134d3f64..d2cf3958 100644
--- a/hwe/sammo/GameUnitDetail.php
+++ b/hwe/sammo/GameUnitDetail.php
@@ -69,7 +69,9 @@ class GameUnitDetail implements iAction
         $this->info = $info;
         $this->initSkillTrigger = $initSkillTrigger;
         $this->phaseSkillTrigger = $phaseSkillTrigger;
-        $this->iActionList = array_map('buildActionCrewTypeClass', $iActionList ?? []);
+        $this->iActionList = array_map(function($rawAction){
+            return buildActionCrewTypeClass($rawAction);
+        }, $iActionList ?? []);
     }
 
     public function getInfo(): string