diff --git a/wxGTK3.spec b/wxGTK3.spec
index 550b052..0650bf2 100644
--- a/wxGTK3.spec
+++ b/wxGTK3.spec
@@ -326,6 +326,7 @@ popd
 rm %{buildroot}%{_bindir}/wx-config
 ##Install new and symlink
 install -p -D -m 755 %{SOURCE10} %{buildroot}%{_libexecdir}/%{name}/wx-config
+sed -i -e 's|=/usr|=%{_prefix}|' %{buildroot}%{_libexecdir}/%{name}/wx-config
 ln -s ../..%{_libexecdir}/%{name}/wx-config %{buildroot}%{_bindir}/wx-config-3.0
 touch %{buildroot}%{_bindir}/wx-config