diff --git a/ibus-libpinyin.spec b/ibus-libpinyin.spec
index b9390cc..4059013 100644
--- a/ibus-libpinyin.spec
+++ b/ibus-libpinyin.spec
@@ -58,7 +58,7 @@ desktop-file-validate $RPM_BUILD_ROOT%{_datadir}/applications/ibus-setup-libbopo
 %install
 make install DESTDIR=$RPM_BUILD_ROOT INSTALL="install -p"
 
-%py_byte_compile %{python3} $RPM_BUILD_ROOT/%{datadir}/ibus-libpinyin/setup
+%py_byte_compile %{python3} $RPM_BUILD_ROOT%{_datadir}/ibus-libpinyin/setup
 
 %find_lang %{name}