diff --git a/src/lj_err.c b/src/lj_err.c
index 5aafbd7c..74b73301 100644
--- a/src/lj_err.c
+++ b/src/lj_err.c
@@ -379,7 +379,7 @@ typedef struct UndocumentedDispatcherContext {
   ULONG64 EstablisherFrame;
   ULONG64 TargetIp;
   PCONTEXT ContextRecord;
-  PEXCEPTION_ROUTINE LanguageHandler;
+  void (*LanguageHandler)(void);
   PVOID HandlerData;
   PUNWIND_HISTORY_TABLE HistoryTable;
   ULONG ScopeIndex;