diff --git a/artifacts/scripting/hooks.yml b/artifacts/scripting/hooks.yml
index 294ed09c..3c3f5886 100644
--- a/artifacts/scripting/hooks.yml
+++ b/artifacts/scripting/hooks.yml
@@ -375,6 +375,7 @@
     Obj     arg1 - The target
     Item    arg2 - Item being stolen/planted
     int     arg3 - 0 when stealing, 1 when planting
+    int     arg4 - quantity of items being stolen
 
     int     ret0 - overrides hard-coded handler (1 - force success, 0 - force fail, -1 - use engine handler)
     ```
diff --git a/artifacts/scripting/hookscripts.md b/artifacts/scripting/hookscripts.md
index 70871f30..7d011563 100644
--- a/artifacts/scripting/hookscripts.md
+++ b/artifacts/scripting/hookscripts.md
@@ -478,6 +478,7 @@ Critter arg0 - Thief
 Obj     arg1 - The target
 Item    arg2 - Item being stolen/planted
 int     arg3 - 0 when stealing, 1 when planting
+int     arg4 - quantity of items being stolen
 
 int     ret0 - overrides hard-coded handler (1 - force success, 0 - force fail, -1 - use engine handler)
 ```
diff --git a/sfall/Modules/HookScripts/MiscHs.cpp b/sfall/Modules/HookScripts/MiscHs.cpp
index 787e2ed9..54afa7c8 100644
--- a/sfall/Modules/HookScripts/MiscHs.cpp
+++ b/sfall/Modules/HookScripts/MiscHs.cpp
@@ -209,10 +209,11 @@ static void __declspec(naked) StealCheckHook() {
 		mov args[4], edx;  // target
 		mov args[8], ebx;  // item
 		mov args[12], ecx; // is planting
+		mov args[16], esi; // quantity
 		pushadc;
 	}
 
-	argCount = 4;
+	argCount = 5;
 	RunHookScript(HOOK_STEAL);
 
 	__asm {