--- /dev/null
+--- rpm-4.16.0/build/rpmbuild_internal.h~ 2020-05-28 12:04:25.000000000 +0200
++++ rpm-4.16.0/build/rpmbuild_internal.h 2020-11-21 19:32:47.432243301 +0100
+@@ -18,7 +18,7 @@
+ #undef HTDATATYPE
+
+ #define WHITELIST_NAME ".-_+%{}"
+-#define WHITELIST_VERREL "._+%{}~^"
++#define WHITELIST_VERREL "._+%{}~^@"
+ #define WHITELIST_EVR WHITELIST_VERREL "-:"
+ #define LEN_AND_STR(_tag) (sizeof(_tag)-1), (_tag)
+