1 files changed, 1 insertions, 1 deletions
diff --git a/file.c b/file.c
index d3ad9350d3..d4e6a836af 100644
--- a/file.c
+++ b/file.c
@@ -1504,7 +1504,7 @@ test_check(n, argc, argv)
     int i;
 
     n+=1;
-    if (n < argc) rb_raise(rb_eArgError, "wrong # of arguments(%d for %d)", argc, n);
+    if (n != argc) rb_raise(rb_eArgError, "wrong # of arguments(%d for %d)", argc, n);
     for (i=1; i<n; i++) {
 	switch (TYPE(argv[i])) {
 	  case T_STRING: