diff --git a/.gitignore b/.gitignore
index baaa2b68..0723da81 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,4 +7,5 @@ node_modules/
 *.temp
 .claude/settings.local.json
 plugin/data/
-plugin/data.backup/
\ No newline at end of file
+plugin/data.backup/
+plugin/scripts/package-lock.json
\ No newline at end of file
diff --git a/plugin/hooks/hooks.json b/plugin/hooks/hooks.json
index 88f96c14..282291a0 100644
--- a/plugin/hooks/hooks.json
+++ b/plugin/hooks/hooks.json
@@ -6,7 +6,7 @@
         "hooks": [
           {
             "type": "command",
-            "command": "[ ! -d \"${CLAUDE_PLUGIN_ROOT}/../node_modules\" ] && cd \"${CLAUDE_PLUGIN_ROOT}/..\" && npm install && node ${CLAUDE_PLUGIN_ROOT}/scripts/context-hook.js || node ${CLAUDE_PLUGIN_ROOT}/scripts/context-hook.js",
+            "command": "node ${CLAUDE_PLUGIN_ROOT}/scripts/ensure-dependencies.js && node ${CLAUDE_PLUGIN_ROOT}/scripts/context-hook.js",
             "timeout": 120
           }
         ]
diff --git a/plugin/scripts/ensure-dependencies.js b/plugin/scripts/ensure-dependencies.js
new file mode 100755
index 00000000..092c9934
--- /dev/null
+++ b/plugin/scripts/ensure-dependencies.js
@@ -0,0 +1,49 @@
+#!/usr/bin/env node
+
+// src/bin/ensure-dependencies.ts
+import { existsSync, mkdirSync, writeFileSync } from "fs";
+import { join, dirname } from "path";
+import { execSync } from "child_process";
+import { fileURLToPath } from "url";
+function getDirname() {
+  return typeof __dirname !== "undefined" ? __dirname : dirname(fileURLToPath(import.meta.url));
+}
+var scriptDir = getDirname();
+var isBuilt = scriptDir.includes("plugin/scripts") || scriptDir.includes("plugin\\scripts");
+var targetDir = isBuilt ? scriptDir : join(scriptDir, "../../plugin/scripts");
+var nodeModulesPath = join(targetDir, "node_modules");
+var packageJsonPath = join(targetDir, "package.json");
+if (existsSync(nodeModulesPath)) {
+  const betterSqlitePath = join(nodeModulesPath, "better-sqlite3");
+  if (existsSync(betterSqlitePath)) {
+    process.exit(0);
+  }
+}
+if (!existsSync(targetDir)) {
+  mkdirSync(targetDir, { recursive: true });
+}
+if (!existsSync(packageJsonPath)) {
+  const packageJson = {
+    name: "claude-mem-scripts",
+    version: "4.2.1",
+    description: "Runtime dependencies for claude-mem plugin hooks",
+    private: true,
+    type: "module",
+    dependencies: {
+      "better-sqlite3": "^11.0.0"
+    }
+  };
+  writeFileSync(packageJsonPath, JSON.stringify(packageJson, null, 2));
+}
+try {
+  console.log("Installing claude-mem dependencies...");
+  execSync("npm install --prefer-offline --no-audit --no-fund --loglevel error", {
+    cwd: targetDir,
+    stdio: "inherit"
+  });
+  console.log("Dependencies installed successfully.");
+  process.exit(0);
+} catch (error) {
+  console.error("Failed to install dependencies:", error.message);
+  process.exit(1);
+}
diff --git a/plugin/scripts/package-lock.json b/plugin/scripts/package-lock.json
deleted file mode 100644
index bd897f90..00000000
--- a/plugin/scripts/package-lock.json
+++ /dev/null
@@ -1,463 +0,0 @@
-{
-  "name": "claude-mem-scripts",
-  "version": "4.0.5",
-  "lockfileVersion": 3,
-  "requires": true,
-  "packages": {
-    "": {
-      "name": "claude-mem-scripts",
-      "version": "4.0.5",
-      "dependencies": {
-        "better-sqlite3": "^11.0.0"
-      }
-    },
-    "node_modules/base64-js": {
-      "version": "1.5.1",
-      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
-      "integrity": "sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==",
-      "funding": [
-        {
-          "type": "github",
-          "url": "https://github.com/sponsors/feross"
-        },
-        {
-          "type": "patreon",
-          "url": "https://www.patreon.com/feross"
-        },
-        {
-          "type": "consulting",
-          "url": "https://feross.org/support"
-        }
-      ],
-      "license": "MIT"
-    },
-    "node_modules/better-sqlite3": {
-      "version": "11.10.0",
-      "resolved": "https://registry.npmjs.org/better-sqlite3/-/better-sqlite3-11.10.0.tgz",
-      "integrity": "sha512-EwhOpyXiOEL/lKzHz9AW1msWFNzGc/z+LzeB3/jnFJpxu+th2yqvzsSWas1v9jgs9+xiXJcD5A8CJxAG2TaghQ==",
-      "hasInstallScript": true,
-      "license": "MIT",
-      "dependencies": {
-        "bindings": "^1.5.0",
-        "prebuild-install": "^7.1.1"
-      }
-    },
-    "node_modules/bindings": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
-      "integrity": "sha512-p2q/t/mhvuOj/UeLlV6566GD/guowlr0hHxClI0W9m7MWYkL1F0hLo+0Aexs9HSPCtR1SXQ0TD3MMKrXZajbiQ==",
-      "license": "MIT",
-      "dependencies": {
-        "file-uri-to-path": "1.0.0"
-      }
-    },
-    "node_modules/bl": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/bl/-/bl-4.1.0.tgz",
-      "integrity": "sha512-1W07cM9gS6DcLperZfFSj+bWLtaPGSOHWhPiGzXmvVJbRLdG82sH/Kn8EtW1VqWVA54AKf2h5k5BbnIbwF3h6w==",
-      "license": "MIT",
-      "dependencies": {
-        "buffer": "^5.5.0",
-        "inherits": "^2.0.4",
-        "readable-stream": "^3.4.0"
-      }
-    },
-    "node_modules/buffer": {
-      "version": "5.7.1",
-      "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.7.1.tgz",
-      "integrity": "sha512-EHcyIPBQ4BSGlvjB16k5KgAJ27CIsHY/2JBmCRReo48y9rQ3MaUzWX3KVlBa4U7MyX02HdVj0K7C3WaB3ju7FQ==",
-      "funding": [
-        {
-          "type": "github",
-          "url": "https://github.com/sponsors/feross"
-        },
-        {
-          "type": "patreon",
-          "url": "https://www.patreon.com/feross"
-        },
-        {
-          "type": "consulting",
-          "url": "https://feross.org/support"
-        }
-      ],
-      "license": "MIT",
-      "dependencies": {
-        "base64-js": "^1.3.1",
-        "ieee754": "^1.1.13"
-      }
-    },
-    "node_modules/chownr": {
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-      "resolved": "https://registry.npmjs.org/chownr/-/chownr-1.1.4.tgz",
-      "integrity": "sha512-jJ0bqzaylmJtVnNgzTeSOs8DPavpbYgEr/b0YL8/2GO3xJEhInFmhKMUnEJQjZumK7KXGFhUy89PrsJWlakBVg==",
-      "license": "ISC"
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-      },
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-      "license": "MIT",
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diff --git a/plugin/scripts/package.json b/plugin/scripts/package.json
new file mode 100644
index 00000000..0bee6074
--- /dev/null
+++ b/plugin/scripts/package.json
@@ -0,0 +1,10 @@
+{
+  "name": "claude-mem-scripts",
+  "version": "4.2.1",
+  "description": "Runtime dependencies for claude-mem plugin hooks",
+  "private": true,
+  "type": "module",
+  "dependencies": {
+    "better-sqlite3": "^11.0.0"
+  }
+}
\ No newline at end of file
diff --git a/scripts/build-hooks.js b/scripts/build-hooks.js
index b221cf1a..a776822f 100644
--- a/scripts/build-hooks.js
+++ b/scripts/build-hooks.js
@@ -30,6 +30,11 @@ const SEARCH_SERVER = {
   source: 'src/servers/search-server.ts'
 };
 
+const INSTALLER = {
+  name: 'ensure-dependencies',
+  source: 'src/bin/ensure-dependencies.ts'
+};
+
 async function buildHooks() {
   console.log('🔨 Building claude-mem hooks, worker service, and search server...\n');
 
@@ -128,11 +133,52 @@ async function buildHooks() {
     const searchStats = fs.statSync(`${hooksDir}/${SEARCH_SERVER.name}.js`);
     console.log(`✓ search-server built (${(searchStats.size / 1024).toFixed(2)} KB)`);
 
+    // Build dependency installer
+    console.log(`\n🔧 Building dependency installer...`);
+    await build({
+      entryPoints: [INSTALLER.source],
+      bundle: true,
+      platform: 'node',
+      target: 'node18',
+      format: 'esm',
+      outfile: `${hooksDir}/${INSTALLER.name}.js`,
+      minify: false, // Keep readable for debugging
+      banner: {
+        js: '#!/usr/bin/env node'
+      }
+    });
+
+    // Make installer executable
+    fs.chmodSync(`${hooksDir}/${INSTALLER.name}.js`, 0o755);
+    const installerStats = fs.statSync(`${hooksDir}/${INSTALLER.name}.js`);
+    console.log(`✓ installer built (${(installerStats.size / 1024).toFixed(2)} KB)`);
+
+    // Create package.json for plugin/scripts
+    console.log('\n📦 Creating package.json...');
+    const scriptsPackageJson = {
+      name: 'claude-mem-scripts',
+      version: version,
+      description: 'Runtime dependencies for claude-mem plugin hooks',
+      private: true,
+      type: 'module',
+      dependencies: {
+        'better-sqlite3': '^11.0.0'
+      }
+    };
+    
+    fs.writeFileSync(
+      `${hooksDir}/package.json`,
+      JSON.stringify(scriptsPackageJson, null, 2)
+    );
+    console.log('✓ package.json created');
+
     console.log('\n✅ All hooks, worker service, and search server built successfully!');
     console.log(`   Output: ${hooksDir}/`);
     console.log(`   - Hooks: *-hook.js`);
     console.log(`   - Worker: worker-service.cjs`);
     console.log(`   - Search: search-server.js`);
+    console.log(`   - Installer: ensure-dependencies.js`);
+    console.log(`   - Dependencies: package.json`);
     console.log('\n💡 Note: Dependencies will be auto-installed on first hook execution');
 
   } catch (error) {
diff --git a/src/bin/ensure-dependencies.ts b/src/bin/ensure-dependencies.ts
new file mode 100644
index 00000000..10ee3a0d
--- /dev/null
+++ b/src/bin/ensure-dependencies.ts
@@ -0,0 +1,66 @@
+/**
+ * Cross-platform dependency installer for claude-mem plugin hooks
+ * Ensures better-sqlite3 is installed in the plugin/scripts directory
+ */
+
+import { existsSync, mkdirSync, writeFileSync } from 'fs';
+import { join, dirname } from 'path';
+import { execSync } from 'child_process';
+import { fileURLToPath } from 'url';
+
+function getDirname() {
+  return typeof __dirname !== 'undefined' ? __dirname : dirname(fileURLToPath(import.meta.url));
+}
+
+const scriptDir = getDirname();
+
+// Determine if we're in the built plugin/scripts directory or src/bin
+const isBuilt = scriptDir.includes('plugin/scripts') || scriptDir.includes('plugin\\scripts');
+const targetDir = isBuilt ? scriptDir : join(scriptDir, '../../plugin/scripts');
+
+const nodeModulesPath = join(targetDir, 'node_modules');
+const packageJsonPath = join(targetDir, 'package.json');
+
+// Check if better-sqlite3 is already installed
+if (existsSync(nodeModulesPath)) {
+  const betterSqlitePath = join(nodeModulesPath, 'better-sqlite3');
+  if (existsSync(betterSqlitePath)) {
+    // Dependencies already installed
+    process.exit(0);
+  }
+}
+
+// Ensure target directory exists
+if (!existsSync(targetDir)) {
+  mkdirSync(targetDir, { recursive: true });
+}
+
+// Create minimal package.json if it doesn't exist
+if (!existsSync(packageJsonPath)) {
+  const packageJson = {
+    name: 'claude-mem-scripts',
+    version: '4.2.1',
+    description: 'Runtime dependencies for claude-mem plugin hooks',
+    private: true,
+    type: 'module',
+    dependencies: {
+      'better-sqlite3': '^11.0.0'
+    }
+  };
+  
+  writeFileSync(packageJsonPath, JSON.stringify(packageJson, null, 2));
+}
+
+// Install dependencies
+try {
+  console.log('Installing claude-mem dependencies...');
+  execSync('npm install --prefer-offline --no-audit --no-fund --loglevel error', {
+    cwd: targetDir,
+    stdio: 'inherit'
+  });
+  console.log('Dependencies installed successfully.');
+  process.exit(0);
+} catch (error: any) {
+  console.error('Failed to install dependencies:', error.message);
+  process.exit(1);
+}