-# DLL needs to do in the bin directory.
-mv $RPM_BUILD_ROOT%{_mingw_libdir}/libz.dll $RPM_BUILD_ROOT%{_mingw_bindir}
+# DLL needs to go in the bin directory.
+mv $RPM_BUILD_ROOT%{_mingw_libdir}/libz.dll \
+ $RPM_BUILD_ROOT%{_mingw_bindir}
+
+# .dll.a file is misnamed for some reason - fix that.
+mv $RPM_BUILD_ROOT%{_mingw_libdir}/libzdll.a \
+ $RPM_BUILD_ROOT%{_mingw_libdir}/libz.dll.a