diff --git a/bun.lock b/bun.lock
index 77ab24240b..64b32feac4 100644
--- a/bun.lock
+++ b/bun.lock
@@ -688,7 +688,7 @@
     "@tailwindcss/vite": "4.1.11",
     "@tsconfig/bun": "1.0.9",
     "@tsconfig/node22": "22.0.2",
-    "@types/bun": "1.3.11",
+    "@types/bun": "1.3.12",
     "@types/cross-spawn": "6.0.6",
     "@types/luxon": "3.7.1",
     "@types/node": "22.13.9",
@@ -2302,7 +2302,7 @@
 
     "@types/braces": ["@types/braces@3.0.5", "", {}, "sha512-SQFof9H+LXeWNz8wDe7oN5zu7ket0qwMu5vZubW4GCJ8Kkeh6nBWUz87+KTz/G3Kqsrp0j/W253XJb3KMEeg3w=="],
 
-    "@types/bun": ["@types/bun@1.3.11", "", { "dependencies": { "bun-types": "1.3.11" } }, "sha512-5vPne5QvtpjGpsGYXiFyycfpDF2ECyPcTSsFBMa0fraoxiQyMJ3SmuQIGhzPg2WJuWxVBoxWJ2kClYTcw/4fAg=="],
+    "@types/bun": ["@types/bun@1.3.12", "", { "dependencies": { "bun-types": "1.3.12" } }, "sha512-DBv81elK+/VSwXHDlnH3Qduw+KxkTIWi7TXkAeh24zpi5l0B2kUg9Ga3tb4nJaPcOFswflgi/yAvMVBPrxMB+A=="],
 
     "@types/cacache": ["@types/cacache@20.0.1", "", { "dependencies": { "@types/node": "*", "minipass": "*" } }, "sha512-QlKW3AFoFr/hvPHwFHMIVUH/ZCYeetBNou3PCmxu5LaNDvrtBlPJtIA6uhmU9JRt9oxj7IYoqoLcpxtzpPiTcw=="],
 
@@ -2720,7 +2720,7 @@
 
     "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@1.3.12", "", { "dependencies": { "@types/node": "*" } }, "sha512-HqOLj5PoFajAQciOMRiIZGNoKxDJSr6qigAttOX40vJuSp6DN/CxWp9s3C1Xwm4oH7ybueITwiaOcWXoYVoRkA=="],
 
     "bun-webgpu": ["bun-webgpu@0.1.5", "", { "dependencies": { "@webgpu/types": "^0.1.60" }, "optionalDependencies": { "bun-webgpu-darwin-arm64": "^0.1.5", "bun-webgpu-darwin-x64": "^0.1.5", "bun-webgpu-linux-x64": "^0.1.5", "bun-webgpu-win32-x64": "^0.1.5" } }, "sha512-91/K6S5whZKX7CWAm9AylhyKrLGRz6BUiiPiM/kXadSnD4rffljCD/q9cNFftm5YXhx4MvLqw33yEilxogJvwA=="],
 
diff --git a/package.json b/package.json
index 06bf9c91ae..f918bcd025 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "description": "AI-powered development tool",
   "private": true,
   "type": "module",
-  "packageManager": "bun@1.3.11",
+  "packageManager": "bun@1.3.13",
   "scripts": {
     "dev": "bun run --cwd packages/opencode --conditions=browser src/index.ts",
     "dev:desktop": "bun --cwd packages/desktop-electron dev",
@@ -30,7 +30,7 @@
       "@effect/opentelemetry": "4.0.0-beta.48",
       "@effect/platform-node": "4.0.0-beta.48",
       "@npmcli/arborist": "9.4.0",
-      "@types/bun": "1.3.11",
+      "@types/bun": "1.3.12",
       "@types/cross-spawn": "6.0.6",
       "@octokit/rest": "22.0.0",
       "@hono/zod-validator": "0.4.2",
diff --git a/packages/containers/bun-node/Dockerfile b/packages/containers/bun-node/Dockerfile
index 485375dd9f..d6f4729bf5 100644
--- a/packages/containers/bun-node/Dockerfile
+++ b/packages/containers/bun-node/Dockerfile
@@ -4,7 +4,7 @@ FROM ${REGISTRY}/build/base:24.04
 SHELL ["/bin/bash", "-lc"]
 
 ARG NODE_VERSION=24.4.0
-ARG BUN_VERSION=1.3.11
+ARG BUN_VERSION=1.3.13
 
 ENV BUN_INSTALL=/opt/bun
 ENV PATH=/opt/bun/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
diff --git a/packages/ui/src/components/timeline-playground.stories.tsx b/packages/ui/src/components/timeline-playground.stories.tsx
index c071db303b..72f5730612 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" },
   },