diff --git a/control b/control
index 94abb4f..10efabe 100644
--- a/control
+++ b/control
@@ -9,6 +9,9 @@ Homepage: http://repos.entrouvert.org/montpellier-themes.git
 Package: montpellier-theme
 Architecture: all
 Depends: ${shlibs:Depends}, ${misc:Depends}
+Provides: montpellier-portail-citoyen-theme, montpellier-authentic-theme
+Replaces: montpellier-portail-citoyen-theme, montpellier-authentic-theme
+Conflicts: montpellier-portail-citoyen-theme, montpellier-authentic-theme
 Description: Montpellier theme for Authentic and Combo
 
 Package: montpellier-themes-wcs