ibus-typing-booster.x86_64: W: explicit-lib-dependency m17n-lib You must let rpm find the library dependencies by itself. Do not put unneeded explicit Requires: tags. ibus-typing-booster.src:127: W: macro-in-comment %{_datadir} ibus-typing-booster.src:127: W: macro-in-comment %{buildroot} There is a unescaped macro after a shell style comment in the specfile. Macros are expanded everywhere, so check if it can cause a problem in this case and escape the macro with another leading % if appropriate. 2 packages and 0 specfiles checked; 0 errors, 3 warnings.