diff --git a/.quixos-subtree-source.json b/.quixos-subtree-source.json
index fe1353b..1633216 100644
--- a/.quixos-subtree-source.json
+++ b/.quixos-subtree-source.json
@@ -1,7 +1,7 @@
 {
   "version": 1,
   "sourceRepo": "https://gitea-external.egads.tutti.syntaxblitz.net/quixos/quixos.git",
-  "sourceCommit": "fa363fa2f4e83d0996c1229ab1ecf9e0541d5d4f",
+  "sourceCommit": "b384206b9c01a9ac50030a583d028b71291bc8c5",
   "sourcePath": "quixos-instance/quixos-nix-helpers",
   "exportName": "quixos-nix-helpers",
   "mirrorRemote": "https://gitea-external.egads.tutti.syntaxblitz.net/quixos/quixos-nix-helpers.git"
diff --git a/quixos-package-helpers.nix b/quixos-package-helpers.nix
index 44e9c5b..4a593b1 100644
--- a/quixos-package-helpers.nix
+++ b/quixos-package-helpers.nix
@@ -611,6 +611,15 @@ EOF
           else ''
             runHook preInstall
             install -Dm755 ${lib.escapeShellArg serverFile} "$out/libexec/${serverLibexecName}/${serverFile}"
+            # Browser entrypoints are runtime artifacts too. Package build scripts
+            # conventionally emit them as top-level .mjs files in dist/. Install
+            # the complete set so adding an entrypoint cannot produce a descriptor
+            # that resolves successfully but fails when Web Studio opens the file.
+            for browserModule in dist/*.mjs; do
+              if [ -f "$browserModule" ]; then
+                install -Dm644 "$browserModule" "$out/libexec/${serverLibexecName}/$(basename "$browserModule")"
+              fi
+            done
             ${lib.concatMapStringsSep "\n" installExtraFile extraFiles}
             mkdir -p "$out/bin"
             cat > "$out/bin/${serverBin}" <<EOF