diff --git a/docs/changelog.md b/docs/changelog.md
index e6a7013e2..4ec72ca8b 100644
--- a/docs/changelog.md
+++ b/docs/changelog.md
@@ -130,7 +130,7 @@ As features stabilize some brief notes about them will accumulate here.
   control over cell widths. Thanks to @hamano! #6289 #6290
 * [wayland_window_background_blur](config/lua/config/wayland_window_background_blur.md) option
   to enable window blur on Wayland compositors supporting the `ext-background-effect-v1` protocol.
-  Thanks to @psomani16k, @1Capito1 & @bew! #6905 #7615
+  Thanks to @psomani16k, @1Capito1 & @bew! #6905 #7615 #7939
 * [reverse_video_cursor_min_contrast](config/lua/config/reverse_video_cursor_min_contrast.md)
   option. Thanks to @jameshurst! #6584 ?2861
 * [text_min_contrast_ratio](config/lua/config/text_min_contrast_ratio.md) to more generally
diff --git a/window/src/os/wayland/window.rs b/window/src/os/wayland/window.rs
index 17f0f0e5e..c0b37d064 100644
--- a/window/src/os/wayland/window.rs
+++ b/window/src/os/wayland/window.rs
@@ -969,6 +969,7 @@ impl WaylandWindowInner {
                             self.surface_factor = factor;
                         }
                     }
+                    self.update_window_background_blur();
                 }
                 self.do_paint().unwrap();
             }
@@ -1335,6 +1336,7 @@ impl WaylandWindowInner {
                 surface
             });
 
+            // Set/Update region for the blur surface
             let region: WlRegion = wayland_state
                 .compositor
                 .wl_compositor()