diff --git a/docker/Dockerfile b/docker/Dockerfile
index 260c202d0..c2945e7dd 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,4 +1,4 @@
-FROM --platform=linux/amd64 ubuntu:22.04
+FROM --platform=linux/amd64 ubuntu:20.04
 
 ARG DEBIAN_FRONTEND=noninteractive
 ARG USERNAME=devuser
@@ -24,4 +24,4 @@ RUN mkdir -p /${OpenBK7231T_App} && chown ${USERNAME} /${OpenBK7231T_App}
 
 USER ${USERNAME}
 
-CMD ["/build_target_platforms.sh"]
\ No newline at end of file
+CMD ["/build_target_platforms.sh"]