diff --git a/flake.lock b/flake.lock
index 299ce54..65a51ef 100755
--- a/flake.lock
+++ b/flake.lock
@@ -720,8 +720,8 @@
         ]
       },
       "locked": {
-        "lastModified": 1791123431,
-        "narHash": "sha256-2GkI9YKd/7dk1YUGyKZTGGEK5QnovDnRMIskMoHb380=",
+        "lastModified": 1791129036,
+        "narHash": "sha256-Q62FBvCkjSXWMFXH9a2XmAgL9VIra+6CCWwubYCqVMo=",
         "path": "/home/elars/Projects/valw",
         "type": "path"
       },
diff --git a/modules/home/home-valw.ulu.nix b/modules/home/home-valw.ulu.nix
index f9e35fd..87cedae 100644
--- a/modules/home/home-valw.ulu.nix
+++ b/modules/home/home-valw.ulu.nix
@@ -8,7 +8,11 @@
       programs.valw = {
         enable = true;
         # Checked by valw itself when the configuration is built.
-        settings.capture.window_shadow = true;
+        settings = {
+          capture.window_shadow = true;
+          # Noctalia's annotator, in the shell's theme (saves a new file).
+          editor.backend = "noctalia";
+        };
         # A bar button, the toolbar as a Noctalia panel, a control-center tile.
         noctalia.enable = true;
       };