diff --git a/Dockerfile b/Dockerfile
index 16c4f79..c9cabd2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -45,6 +45,10 @@ COPY --from=builder /app/.next/static ./.next/static
 COPY --from=deps /app/node_modules/better-sqlite3 ./node_modules/better-sqlite3
 COPY --from=deps /app/node_modules/sharp ./node_modules/sharp
 COPY --from=deps /app/node_modules/@img ./node_modules/@img
+# tesseract.js loads its worker via worker_threads using a runtime-constructed path,
+# so the standalone file tracer never discovers src/worker-script/node/. Copy the
+# full package so that path resolves correctly at runtime.
+COPY --from=deps /app/node_modules/tesseract.js ./node_modules/tesseract.js
 
 # Create thumbnail cache directory (mounted as a volume in production)
 RUN mkdir -p /app/.thumbnails
diff --git a/next.config.ts b/next.config.ts
index 3777626..072400c 100644
--- a/next.config.ts
+++ b/next.config.ts
@@ -2,7 +2,7 @@ import type { NextConfig } from 'next'
 
 const nextConfig: NextConfig = {
   output: 'standalone',
-  serverExternalPackages: ['better-sqlite3', 'sharp'],
+  serverExternalPackages: ['better-sqlite3', 'sharp', 'tesseract.js'],
 }
 
 export default nextConfig