diff --git a/quickjs-libc.c b/quickjs-libc.c
index a09781154..d08ff7f74 100644
--- a/quickjs-libc.c
+++ b/quickjs-libc.c
@@ -1884,7 +1884,7 @@ static JSValue js_os_seek(JSContext *ctx, JSValueConst this_val,
 
     if (JS_ToInt32(ctx, &fd, argv[0]))
         return JS_EXCEPTION;
-    is_bigint = JS_IsBigInt(ctx, argv[1]);
+    is_bigint = JS_IsBigInt(argv[1]);
     if (JS_ToInt64Ext(ctx, &pos, argv[1]))
         return JS_EXCEPTION;
     if (JS_ToInt32(ctx, &whence, argv[2]))
diff --git a/quickjs.c b/quickjs.c
index 8dbc83e82..658c0d857 100644
--- a/quickjs.c
+++ b/quickjs.c
@@ -12493,7 +12493,7 @@ int JS_ToInt64(JSContext *ctx, int64_t *pres, JSValueConst val)
 
 int JS_ToInt64Ext(JSContext *ctx, int64_t *pres, JSValueConst val)
 {
-    if (JS_IsBigInt(ctx, val))
+    if (JS_IsBigInt(val))
         return JS_ToBigInt64(ctx, pres, val);
     else
         return JS_ToInt64(ctx, pres, val);
@@ -46876,7 +46876,7 @@ static JSValue js_json_check(JSContext *ctx, JSONStringifyContext *jsc,
     JSValue v;
     JSValueConst args[2];
 
-    if (JS_IsObject(val) || JS_IsBigInt(ctx, val)) {
+    if (JS_IsObject(val) || JS_IsBigInt(val)) {
 		JSValue f = JS_GetProperty(ctx, val, JS_ATOM_toJSON);
 		if (JS_IsException(f))
 			goto exception;
@@ -53024,13 +53024,13 @@ static JSValue js_bigint_constructor(JSContext *ctx,
 
 static JSValue js_thisBigIntValue(JSContext *ctx, JSValueConst this_val)
 {
-    if (JS_IsBigInt(ctx, this_val))
+    if (JS_IsBigInt(this_val))
         return js_dup(this_val);
 
     if (JS_VALUE_GET_TAG(this_val) == JS_TAG_OBJECT) {
         JSObject *p = JS_VALUE_GET_OBJ(this_val);
         if (p->class_id == JS_CLASS_BIG_INT) {
-            if (JS_IsBigInt(ctx, p->u.object_data))
+            if (JS_IsBigInt(p->u.object_data))
                 return js_dup(p->u.object_data);
         }
     }
diff --git a/quickjs.h b/quickjs.h
index ff07e9ac9..3d9b8dec4 100644
--- a/quickjs.h
+++ b/quickjs.h
@@ -688,9 +688,8 @@ static inline bool JS_IsNumber(JSValueConst v)
     return tag == JS_TAG_INT || JS_TAG_IS_FLOAT64(tag);
 }
 
-static inline bool JS_IsBigInt(JSContext *ctx, JSValueConst v)
+static inline bool JS_IsBigInt(JSValueConst v)
 {
-    (void)&ctx;
     int tag = JS_VALUE_GET_TAG(v);
     return tag == JS_TAG_BIG_INT || tag == JS_TAG_SHORT_BIG_INT;
 }