diff --git a/gnome-shell-extensions.spec b/gnome-shell-extensions.spec
index 3c2a1f9..f6c1dc0 100644
--- a/gnome-shell-extensions.spec
+++ b/gnome-shell-extensions.spec
@@ -6,7 +6,7 @@
 
 Name:           gnome-shell-extensions
 Version:        3.15.91
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Modify and extend GNOME Shell functionality and behavior
 
 Group:          User Interface/Desktops
@@ -54,6 +54,7 @@ Obsoletes:      %{pkg_prefix}-xrand-indicator < 3.9.90
 # Obsolete extensions dropped in favor of schema overrides by upstream
 Obsoletes:       %{pkg_prefix}-default-min-max < 3.9.3-1
 Obsoletes:       %{pkg_prefix}-static-workspaces < 3.9.3-1
+Obsoletes:       %{pkg_prefix}-systemMonitor < 3.15.91
 
 %description -n %{pkg_prefix}-common
 GNOME Shell Extensions is a collection of extensions providing additional and
@@ -349,6 +350,9 @@ fi
 
 
 %changelog
+* Thu Mar 05 2015 Kalev Lember <kalevlember@gmail.com> - 3.15.91-2
+- Obsolete the systemMonitor extension that was dropped in 3.15.91
+
 * Thu Mar 05 2015 Florian Müllner <fmuellner@redhat.com> - 3.15.91-1
 - Update to 3.15.91