1 files changed, 9 insertions, 5 deletions

diff --git a/coreutils/date.c b/coreutils/date.c
index 33f210434..5b15ce778 100644
--- a/coreutils/date.c
+++ b/coreutils/date.c
@@ -192,12 +192,16 @@ int date_main(int argc UNUSED_PARAM, char **argv)
         char *filename;
         char *isofmt_arg = NULL;
 
-        opt_complementary = "d--s:s--d"
-                IF_FEATURE_DATE_ISOFMT(":R--I:I--R");
-        opt = getopt32long(argv, "Rs:ud:r:"
-                        IF_FEATURE_DATE_ISOFMT("I::D:"), date_longopts,
+        opt = getopt32long(argv, "^"
+                        "Rs:ud:r:"
+                        IF_FEATURE_DATE_ISOFMT("I::D:")
+                        "\0"
+                        "d--s:s--d"
+                        IF_FEATURE_DATE_ISOFMT(":R--I:I--R"),
+                        date_longopts,
                         &date_str, &date_str, &filename
-                        IF_FEATURE_DATE_ISOFMT(, &isofmt_arg, &fmt_str2dt));
+                        IF_FEATURE_DATE_ISOFMT(, &isofmt_arg, &fmt_str2dt)
+        );
         argv += optind;
         maybe_set_utc(opt);