diff --git a/Dockerfile b/Dockerfile
index 2dbb36d..c663d29 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,5 +12,5 @@ FROM node:alpine
 RUN npm install serve -g --silent
 WORKDIR /app
 COPY --from=builder /app/build .
-EXPOSE 5002
+EXPOSE 5000
 CMD ["serve", "-p", "5000", "-s", "."]
\ No newline at end of file
diff --git a/package.json b/package.json
index cce0709..f76ed26 100644
--- a/package.json
+++ b/package.json
@@ -6,13 +6,13 @@
   },
   "devDependencies": {
     "@snowpack/plugin-typescript": "^1.2.1",
-    "@types/node": "^15.0.1",
-    "@types/react": "^17.0.4",
-    "@types/react-dom": "^17.0.3",
+    "@types/node": "^16.3.3",
+    "@types/react": "^17.0.14",
+    "@types/react-dom": "^17.0.9",
     "@types/snowpack-env": "^2.3.3",
     "snowpack": "^3.8.0",
     "snowpack-plugin-svgr": "^0.1.2",
-    "typescript": "^4.2.4"
+    "typescript": "^4.3.5"
   },
   "dependencies": {
     "react": "^17.0.2",