diff --git a/src/win32.cpp b/src/win32.cpp
--- a/src/win32.cpp
+++ b/src/win32.cpp
@@ -474,7 +474,7 @@ static LONG WINAPI ExceptionHandler(EXCE
 
 	_ident = GetTickCount(); // something pretty unique
 
-	MakeCRCTable((uint32*)alloca(256 * sizeof(uint32)));
+	MakeCRCTable(AllocaM(uint32, 256));
 	_crash_msg = output = (char*)LocalAlloc(LMEM_FIXED, 8192);
 
 	{