diff --git a/electron-builder.yml b/electron-builder.yml
index 4abacd6..d8f3b67 100644
--- a/electron-builder.yml
+++ b/electron-builder.yml
@@ -21,11 +21,6 @@ linux:
   target:
     - AppImage
     - deb
-    # tar.gz is what the in-app updater installs (pickAsset looks for a
-    # linux x86_64/amd64 tarball); arch must be x64 so the asset name ends
-    # in -linux-x86_64 like every published release.
-    - target: tar.gz
-      arch: x64
 
 # OS file associations: double-click / "Open with Folio" on Markdown and
 # plain-text files imports them as books (see folio:openPathOrImport and
diff --git a/package-lock.json b/package-lock.json
index 6b4b766..d051b88 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "folio",
-  "version": "0.1.17",
+  "version": "0.1.13",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "folio",
-      "version": "0.1.17",
+      "version": "0.1.13",
       "license": "MIT",
       "dependencies": {
         "@tiptap/core": "^2.27.2",
diff --git a/package.json b/package.json
index 3ffd369..52e63b2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "folio",
-  "version": "0.1.17",
+  "version": "0.1.13",
   "description": "A simple, local, open-source desktop writing app.",
   "productName": "Folio",
   "author": "Folio Contributors",
diff --git a/src/main/index.ts b/src/main/index.ts
index c9557a1..e666950 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -1354,11 +1354,6 @@ handleIpc("folio:performUpdate", async () => {
       execFileSync("systemd-run", [
         "--user", "--quiet", "--collect",
         `--description=Folio updater handoff`,
-        // Default KillMode=control-group means the unit's cgroup is swept
-        // when the script exits — that killed the backgrounded relaunch
-        // before Electron got to start (v0.1.15 update: swap OK, app died).
-        // KillMode=process lets the script exit while its child app lives.
-        "--property=KillMode=process",
         "/bin/sh", script,
       ], { timeout: 10_000, stdio: "ignore" });
       handedOff = true;
@@ -1428,8 +1423,4 @@ if (app.requestSingleInstanceLock()) {
     }
     if (f) openFromArg(f);
   });
-} else {
-  // Lost the lock: another Folio is already running. Without this quit the
-  // second process falls through to whenReady() and opens a duplicate window.
-  app.quit();
 }
diff --git a/src/main/update.ts b/src/main/update.ts
index 9493643..738245b 100644
--- a/src/main/update.ts
+++ b/src/main/update.ts
@@ -224,14 +224,7 @@ export function buildInstallerScript(spec: InstallerSpec): string {
     '  rm -rf "$NEW"',
     "fi",
     'say "relaunching"',
-    // Detach fully: setsid moves the relaunch into its own session so it
-    // survives this script's exit and any cgroup sweep of the transient
-    // unit (systemd KillMode). Fallback chain for missing setsid.
-    'if command -v setsid >/dev/null 2>&1; then',
-    '  setsid "$RELAUNCH" >/dev/null 2>&1 < /dev/null &',
-    'else',
-    '  nohup "$RELAUNCH" >/dev/null 2>&1 < /dev/null &',
-    "fi",
+    '"$RELAUNCH" >/dev/null 2>&1 &',
     "",
   ].join("\n");
 }