Merge "Uniquify unsupported distro error message"
diff --git a/lib/horizon b/lib/horizon
index 048887e..63caf3c 100644
--- a/lib/horizon
+++ b/lib/horizon
@@ -133,7 +133,7 @@
     elif is_suse; then
         : # nothing to do
     else
-        exit_distro_not_supported "apache configuration"
+        exit_distro_not_supported "horizon apache configuration"
     fi
 
     # Remove old log files that could mess with how devstack detects whether Horizon