diff --git a/lib/luajit/src/lj_trace.c b/lib/luajit/src/lj_trace.c
index 8829296862..3f32710c20 100644
--- a/lib/luajit/src/lj_trace.c
+++ b/lib/luajit/src/lj_trace.c
@@ -371,7 +371,8 @@ static void trace_clearsnapcounts(jit_State *J)
     t = traceref(J, i);
     if (t != NULL)
       for (s = 0; s < t->nsnap; s++)
-        t->snap[s].count = 0;
+        if (t->snap[s].count != SNAPCOUNT_DONE)
+          t->snap[s].count = 0;
   }
 }