diff --git a/src/Core/CAudioManager.h b/src/Core/CAudioManager.h
index 0c242bb0..5a7d052e 100644
--- a/src/Core/CAudioManager.h
+++ b/src/Core/CAudioManager.h
@@ -26,7 +26,7 @@ class CAudioManager
     std::unordered_map<uint16, CAudioGroup*> mSfxIdMap;
 
 public:
-    CAudioManager(CGameProject *pProj);
+    explicit CAudioManager(CGameProject *pProj);
     void LoadAssets();
     void ClearAssets();
     SSoundInfo GetSoundInfo(uint32 SoundID);