diff --git a/src/prism.c b/src/prism.c
index 69d39f6c1e..db4182d32b 100644
--- a/src/prism.c
+++ b/src/prism.c
@@ -14175,7 +14175,7 @@ parse_arguments(pm_parser_t *parser, pm_arguments_t *arguments, bool accepts_for
                     arguments->block = argument;
                 }
 
-                if (parser->current.type == PM_TOKEN_COMMA) {
+                if (match1(parser, PM_TOKEN_COMMA)) {
                     pm_parser_err_current(parser, PM_ERR_ARGUMENT_AFTER_BLOCK);
                 }