diff --git a/nix/overlays/by-name/pin-wireshark/overlay.nix b/nix/overlays/by-name/pin-wireshark/overlay.nix
new file mode 100644
index 00000000..499b2cfc
--- /dev/null
+++ b/nix/overlays/by-name/pin-wireshark/overlay.nix
@@ -0,0 +1,7 @@
+{sources}:
+#
+_: _: {
+  # Wireshark bug
+  # https://gitlab.com/wireshark/wireshark/-/issues/19574
+  inherit (import sources.pin-wireshark {}) wireshark;
+}
diff --git a/nix/overlays/top-level.nix b/nix/overlays/top-level.nix
index e7fa65ff..4e3baef9 100644
--- a/nix/overlays/top-level.nix
+++ b/nix/overlays/top-level.nix
@@ -4,10 +4,6 @@ let
 in
   lib.composeManyExtensions [
     (final: _: {
-      # Wireshark bug
-      # https://gitlab.com/wireshark/wireshark/-/issues/19574
-      inherit (import sources.pin-wireshark {}) wireshark;
-
       wallpapers = final.callPackage sources.wallpapers {};
 
       inherit (final.callPackage sources.agenix {}) agenix;