diff --git a/reactos/ntoskrnl/kd/wrappers/gdbstub.c b/reactos/ntoskrnl/kd/wrappers/gdbstub.c
index 5dbb150f8df..5c69ba985f5 100644
--- a/reactos/ntoskrnl/kd/wrappers/gdbstub.c
+++ b/reactos/ntoskrnl/kd/wrappers/gdbstub.c
@@ -1081,7 +1081,7 @@ KdpGdbEnterDebuggerException(PEXCEPTION_RECORD ExceptionRecord,
   BOOLEAN Stepping;
   LONG Address;
   LONG Length;
-  LONG SigVal;
+  LONG SigVal = 0;
   LONG NewPC;
   PCHAR ptr;