diff --git a/Dockerfile b/Dockerfile
index 98d10a1..5155ecf 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,11 +7,11 @@ FROM gcr.io/distroless/static
 ARG BOT_TOKEN
 ARG OPENAI_TOKEN
 ARG LANG=en
-ARG CHATGPT_VERSION=3.5
+ARG CHAT_MODEL=gpt-3.5-turbo-1106
 
 ENV BOT_TOKEN=${BOT_TOKEN} \
     OPENAI_TOKEN=${OPENAI_TOKEN} \
     LANG=${LANG} \
-    CHATGPT_VERSION=${CHATGPT_VERSION}
+    CHAT_MODEL=${CHAT_MODEL}
 COPY --from=base /chatgptbot .
 ENTRYPOINT ["./chatgptbot"]