diff --git a/awesomerc.lua.in b/awesomerc.lua.in
index 2d61b31b..ce647de8 100755
--- a/awesomerc.lua.in
+++ b/awesomerc.lua.in
@@ -383,6 +383,9 @@ client.connect_signal("manage", function (c)
             awful.placement.no_overlap(c)
             awful.placement.no_offscreen(c)
         end
+    elseif not c.size_hints.user_position and not c.size_hints.program_position then
+        -- Prevent clients from being unreachable after screen count change
+        awful.placement.no_offscreen(c)
     end
 
     local titlebars_enabled = false