diff --git a/Dockerfile b/Dockerfile
index f96d4ad..156f3c9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,12 +1,19 @@
-FROM alpine:3.17.5
+FROM ubuntu:latest
 
 WORKDIR /app
 
-RUN apk add python3 py3-pip
+# Update the package lists
+RUN apt-get update
+
+# Install Python and pip
+RUN apt-get install -y python3 python3-pip
 
 ENV FLASK_APP=app.py
 ENV FLASK_RUN_HOST=0.0.0.0
 ENV ENV_1="test"
+ENV ENV_2="test2"
+ENV ENV_3="test3"
+ENV ENV_4="test4"
 
 COPY app/* /app
 
diff --git a/app/app.py b/app/app.py
index 0e67caf..c7f89d4 100644
--- a/app/app.py
+++ b/app/app.py
@@ -6,5 +6,6 @@
 
 @app.route("/")
 def hello():
-    name = "Thomas Phillips"
-    return f"Hello, {name}! - {os.environ['ENV_1']}"
+    name = "Tingkeng"
+    fang = "wang2907"
+    return f"Hello, {name} {fang}! - {os.environ['ENV_1']} - {os.environ['ENV_2']} - {os.environ['ENV_3']} - {os.environ['ENV_4']}"