1 files changed, 1 insertions, 1 deletions
diff --git a/src/ldo.js b/src/ldo.js
index 8d12c9f..4345b15 100644
--- a/src/ldo.js
+++ b/src/ldo.js
@@ -509,7 +509,7 @@ const f_parser = function(L, data) {
     let p = new BytecodeParser(data);
     let cl = p.luaU_undump(L);
 
-    assert(cl.nupvalues == cl.p.upvalues.length);
+    assert(cl.nupvalues === cl.p.upvalues.length);
 
     lfunc.luaF_initupvals(L, cl);
 };