diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 15705586a..fd4c2dba4 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -256,7 +256,7 @@ jobs:
 
       - uses: oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6
         with:
-          bun-version: "1.3.11"
+          bun-version: "1.3.13"
 
       # Load-bearing: `bun install` runs `trustedDependencies`
       # postinstalls from the root package.json (electron, node-pty,
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c948fec5b..914fc4401 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -107,7 +107,7 @@ jobs:
 
       - uses: oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6 # oven-sh/setup-bun@v2
         with:
-          bun-version: "1.3.11"
+          bun-version: "1.3.13"
 
       - uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # actions/cache@v5
         with:
@@ -153,7 +153,7 @@ jobs:
 
       - uses: oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6 # oven-sh/setup-bun@v2
         with:
-          bun-version: "1.3.11"
+          bun-version: "1.3.13"
 
       - uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # actions/cache@v5
         with:
@@ -224,7 +224,7 @@ jobs:
 
       - uses: oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6 # oven-sh/setup-bun@v2
         with:
-          bun-version: "1.3.11"
+          bun-version: "1.3.13"
 
       - uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # actions/cache@v5
         with:
@@ -295,7 +295,7 @@ jobs:
 
       - uses: oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6 # oven-sh/setup-bun@v2
         with:
-          bun-version: "1.3.11"
+          bun-version: "1.3.13"
 
       - uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # actions/cache@v5
         with:
@@ -463,7 +463,7 @@ jobs:
 
       - uses: oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6 # oven-sh/setup-bun@v2
         with:
-          bun-version: "1.3.11"
+          bun-version: "1.3.13"
 
       - uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # actions/cache@v5
         with:
diff --git a/.github/workflows/desktop-smoke.yml b/.github/workflows/desktop-smoke.yml
index 592ef4bdc..489226427 100644
--- a/.github/workflows/desktop-smoke.yml
+++ b/.github/workflows/desktop-smoke.yml
@@ -107,7 +107,7 @@ jobs:
 
       - uses: oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6 # oven-sh/setup-bun@v2
         with:
-          bun-version: "1.3.11"
+          bun-version: "1.3.13"
 
       - uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # actions/cache@v5
         with:
diff --git a/.github/workflows/e2e-artifacts.yml b/.github/workflows/e2e-artifacts.yml
index 239a3d2e6..53a11097a 100644
--- a/.github/workflows/e2e-artifacts.yml
+++ b/.github/workflows/e2e-artifacts.yml
@@ -48,7 +48,7 @@ jobs:
 
       - uses: oven-sh/setup-bun@0c5077e51419868618aeaa5fe8019c62421857d6 # oven-sh/setup-bun@v2
         with:
-          bun-version: "1.3.11"
+          bun-version: "1.3.13"
 
       - uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # actions/cache@v5
         with:
diff --git a/bun.lock b/bun.lock
index 4ce34f39e..3ed853608 100644
--- a/bun.lock
+++ b/bun.lock
@@ -443,7 +443,7 @@
     "@tailwindcss/vite": "4.1.11",
     "@tsconfig/bun": "1.0.9",
     "@tsconfig/node22": "22.0.2",
-    "@types/bun": "1.3.11",
+    "@types/bun": "1.3.13",
     "@types/cross-spawn": "6.0.6",
     "@types/luxon": "3.7.1",
     "@types/node": "22.13.9",
@@ -1518,7 +1518,7 @@
 
     "@types/babel__traverse": ["@types/babel__traverse@7.28.0", "", { "dependencies": { "@babel/types": "^7.28.2" } }, "sha512-8PvcXf70gTDZBgt9ptxJ8elBeBjcLOAcOtoO/mPJjtji1+CdGbHgm77om1GrsPxsiE+uXIpNSK64UYaIwQXd4Q=="],
 
-    "@types/bun": ["@types/bun@1.3.11", "", { "dependencies": { "bun-types": "1.3.11" } }, "sha512-5vPne5QvtpjGpsGYXiFyycfpDF2ECyPcTSsFBMa0fraoxiQyMJ3SmuQIGhzPg2WJuWxVBoxWJ2kClYTcw/4fAg=="],
+    "@types/bun": ["@types/bun@1.3.13", "", { "dependencies": { "bun-types": "1.3.13" } }, "sha512-9fqXWk5YIHGGnUau9TEi+qdlTYDAnOj+xLCmSTwXfAIqXr2x4tytJb43E9uCvt09zJURKXwAtkoH4nLQfzeTXw=="],
 
     "@types/cacache": ["@types/cacache@20.0.1", "", { "dependencies": { "@types/node": "*", "minipass": "*" } }, "sha512-QlKW3AFoFr/hvPHwFHMIVUH/ZCYeetBNou3PCmxu5LaNDvrtBlPJtIA6uhmU9JRt9oxj7IYoqoLcpxtzpPiTcw=="],
 
@@ -1766,7 +1766,7 @@
 
     "bun-pty": ["bun-pty@0.4.8", "", {}, "sha512-rO70Mrbr13+jxHHHu2YBkk2pNqrJE5cJn29WE++PUr+GFA0hq/VgtQPZANJ8dJo6d7XImvBk37Innt8GM7O28w=="],
 
-    "bun-types": ["bun-types@1.3.11", "", { "dependencies": { "@types/node": "*" } }, "sha512-1KGPpoxQWl9f6wcZh57LvrPIInQMn2TQ7jsgxqpRzg+l0QPOFvJVH7HmvHo/AiPgwXy+/Thf6Ov3EdVn1vOabg=="],
+    "bun-types": ["bun-types@1.3.13", "", { "dependencies": { "@types/node": "*" } }, "sha512-QXKeHLlOLqQX9LgYaHJfzdBaV21T63HhFJnvuRCcjZiaUDpbs5ED1MgxbMra71CsryN/1dAoXuJJJwIv/2drVA=="],
 
     "bundle-name": ["bundle-name@4.1.0", "", { "dependencies": { "run-applescript": "^7.0.0" } }, "sha512-tjwM5exMg6BGRI+kNmTntNsvdZS1X8BFYS6tnJ2hdH0kVxM6/eVZ2xy+FqStSWvYmtfFMDLIxurorHwDKfDz5Q=="],
 
diff --git a/package.json b/package.json
index c0b0651c6..3df462e36 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "description": "Desktop AI workstation for knowledge workers",
   "private": true,
   "type": "module",
-  "packageManager": "bun@1.3.11",
+  "packageManager": "bun@1.3.13",
   "scripts": {
     "dev": "bun run dev:desktop",
     "dev:desktop": "bun --cwd packages/desktop-electron dev",
@@ -24,7 +24,7 @@
     "catalog": {
       "@effect/opentelemetry": "4.0.0-beta.46",
       "@effect/platform-node": "4.0.0-beta.46",
-      "@types/bun": "1.3.11",
+      "@types/bun": "1.3.13",
       "@types/cross-spawn": "6.0.6",
       "@octokit/rest": "22.0.0",
       "@hono/zod-validator": "0.4.2",
diff --git a/packages/ui/src/components/timeline-playground.stories.tsx b/packages/ui/src/components/timeline-playground.stories.tsx
index 3c1c899a6..98eacb57d 100644
--- a/packages/ui/src/components/timeline-playground.stories.tsx
+++ b/packages/ui/src/components/timeline-playground.stories.tsx
@@ -318,7 +318,7 @@ const TOOL_SAMPLES = {
     tool: "bash",
     input: { command: "bun test --filter session", description: "Run session tests" },
     output:
-      "bun test v1.3.11\n\n✓ session-turn.test.tsx (3 tests) 45ms\n✓ message-part.test.tsx (7 tests) 120ms\n\nTest Suites: 2 passed, 2 total\nTests:       10 passed, 10 total\nTime:        0.89s",
+      "bun test v1.3.13\n\n✓ session-turn.test.tsx (3 tests) 45ms\n✓ message-part.test.tsx (7 tests) 120ms\n\nTest Suites: 2 passed, 2 total\nTests:       10 passed, 10 total\nTime:        0.89s",
     title: "Run session tests",
     metadata: { command: "bun test --filter session" },
   },