diff --git a/debian/control b/debian/control
index febeae2c..bb393f22 100644
--- a/debian/control
+++ b/debian/control
@@ -31,8 +31,10 @@ Depends: gir1.2-adw-1,
          gvfs (>= 1.16.0),
          ${misc:Depends}
 Recommends: gnome-shell-extension-prefs
-Replaces: gnome-shell-common (<< 3.18)
-Breaks: gnome-shell-common (<< 3.18)
+Replaces: gnome-shell-common (<< 3.18),
+          gnome-shell-extension-system-monitor (<< 40-7~)
+Breaks: gnome-shell-common (<< 3.18),
+        gnome-shell-extension-system-monitor (<< 40-7~)
 Description: Extensions to extend functionality of GNOME Shell
  The GNOME Shell redefines user interactions with the GNOME desktop. In
  particular, it offers new paradigms for launching applications,