diff --git a/src/client.c b/src/client.c
index 3804770..9c814bb 100644
--- a/src/client.c
+++ b/src/client.c
@@ -3347,6 +3347,23 @@ clientScreenResize(ScreenInfo *screen_info, gboolean fully_visible)
         }
     }
 
+    /*
+     * If there is a non-resizable window that is exactly the size of the
+     * screen, then it is probably an application that has temporarily
+     * changed the screen size
+     */
+    for (list = list_of_windows; list; list = g_list_next (list))
+    {
+        c = (Client *) list->data;
+
+        if (c->width == screen_info->width &&
+            c->height == screen_info->height &&
+            ! FLAG_TEST (c->xfwm_flags, XFWM_FLAG_IS_RESIZABLE))
+        {
+            goto tmp_size_change;
+        }
+    }
+
     for (list = list_of_windows; list; list = g_list_next (list))
     {
         unsigned long maximization_flags = 0L;
@@ -3386,6 +3403,8 @@ clientScreenResize(ScreenInfo *screen_info, gboolean fully_visible)
         }
     }
 
+    tmp_size_change:
+
     g_list_free (list_of_windows);
 }