diff --git a/Dockerfile b/Dockerfile
index d66091d16..d116daef5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -39,6 +39,7 @@ RUN npm ci --omit=dev --ignore-scripts
 COPY --from=builder /app/client/dist ./client/dist
 COPY --from=builder /app/client/bin ./client/bin
 COPY --from=builder /app/server/build ./server/build
+COPY --from=builder /app/server/static ./server/static
 COPY --from=builder /app/cli/build ./cli/build
 
 # Set default port values as environment variables
diff --git a/server/src/index.ts b/server/src/index.ts
index 4c86bd791..428cfd7af 100644
--- a/server/src/index.ts
+++ b/server/src/index.ts
@@ -1066,7 +1066,7 @@ app.get(
   (req, res) => {
     const __filename = fileURLToPath(import.meta.url);
     const __dirname = dirname(__filename);
-    const filePath = join(__dirname, "..", "static", "sandbox_proxy.html");
+    const filePath = join(__dirname, "static", "sandbox_proxy.html");
     let sandboxHtml;
 
     try {