diff --git a/extensions/sdkhooks/extension.cpp b/extensions/sdkhooks/extension.cpp
index 0cf257cb3..d4c6de12e 100644
--- a/extensions/sdkhooks/extension.cpp
+++ b/extensions/sdkhooks/extension.cpp
@@ -144,7 +144,11 @@ SH_DECL_MANUALHOOK0_void(PostThink, 0, 0, 0);
 SH_DECL_MANUALHOOK0(Reload, 0, 0, 0, bool);
 SH_DECL_MANUALHOOK2_void(SetTransmit, 0, 0, 0, CCheckTransmitInfo *, bool);
 SH_DECL_MANUALHOOK2(ShouldCollide, 0, 0, 0, bool, int, int);
+#if SOURCE_ENGINE == SE_DOTA
+SH_DECL_MANUALHOOK1_void(Spawn, 0, 0, 0, CEntityKeyValues *);
+#else
 SH_DECL_MANUALHOOK0_void(Spawn, 0, 0, 0);
+#endif
 SH_DECL_MANUALHOOK1_void(StartTouch, 0, 0, 0, CBaseEntity *);
 SH_DECL_MANUALHOOK0_void(Think, 0, 0, 0);
 SH_DECL_MANUALHOOK1_void(Touch, 0, 0, 0, CBaseEntity *);
@@ -1202,7 +1206,11 @@ bool SDKHooks::Hook_ShouldCollide(int collisionGroup, int contentsMask)
 	RETURN_META_VALUE(MRES_SUPERCEDE, ret);
 }
 
+#if SOURCE_ENGINE == SE_DOTA
+void SDKHooks::Hook_Spawn(CEntityKeyValues *kv)
+#else
 void SDKHooks::Hook_Spawn()
+#endif
 {
 	int entity = gamehelpers->EntityToBCompatRef(META_IFACEPTR(CBaseEntity));
 	IPluginFunction *callback = NULL;
@@ -1224,7 +1232,11 @@ void SDKHooks::Hook_Spawn()
 	RETURN_META(MRES_IGNORED);
 }
 
+#if SOURCE_ENGINE == SE_DOTA
+void SDKHooks::Hook_SpawnPost(CEntityKeyValues *kv)
+#else
 void SDKHooks::Hook_SpawnPost()
+#endif
 {
 	Call(META_IFACEPTR(CBaseEntity), SDKHook_SpawnPost);
 }
diff --git a/extensions/sdkhooks/extension.h b/extensions/sdkhooks/extension.h
index 9965f6fa5..df2e68ec4 100644
--- a/extensions/sdkhooks/extension.h
+++ b/extensions/sdkhooks/extension.h
@@ -25,6 +25,10 @@
 #define GAMEDESC_CAN_CHANGE
 #endif
 
+#if SOURCE_ENGINE == SE_DOTA
+class CEntityKeyValues;
+#endif
+
 
 /**
  * Globals
@@ -266,8 +270,13 @@ public:
 	bool Hook_ReloadPost();
 	void Hook_SetTransmit(CCheckTransmitInfo *pInfo, bool bAlways);
 	bool Hook_ShouldCollide(int collisonGroup, int contentsMask);
+#if SOURCE_ENGINE == SE_DOTA
+	void Hook_Spawn(CEntityKeyValues *kv);
+	void Hook_SpawnPost(CEntityKeyValues *kv);
+#else
 	void Hook_Spawn();
 	void Hook_SpawnPost();
+#endif
 	void Hook_StartTouch(CBaseEntity *pOther);
 	void Hook_StartTouchPost(CBaseEntity *pOther);
 	void Hook_Think();