diff --git a/kwindowsystem.spec b/kwindowsystem.spec
index 3cb2a95..520c70c 100644
--- a/kwindowsystem.spec
+++ b/kwindowsystem.spec
@@ -49,6 +49,7 @@ interface than the NETWinInfo/NETRootInfo low-level classes.
 %package -n %lname
 Summary:        KDE Access to window manager
 Group:          System/GUI/KDE
+Provides:       %{name} = %{version}
 Recommends:     %{name}-lang = %{version}
 
 %description -n %lname
@@ -74,7 +75,7 @@ allows asking the window manager to change the using a more high-level
 interface than the NETWinInfo/NETRootInfo low-level classes.
 Development files.
 
-%lang_package -r %lname
+%lang_package
 %prep
 %setup -q
 
@@ -84,7 +85,7 @@ Development files.
 
 %install
   %kf5_makeinstall -C build
-  #fdupes -s %{buildroot}
+  %fdupes %{buildroot}%{_kf5_sharedir}
 
   %find_lang %{name}5 --with-qt --without-mo