diff --git a/internal/scripts/docker/Dockerfile b/internal/scripts/docker/Dockerfile
index e7ba6fa10d..f8459f8ccd 100644
--- a/internal/scripts/docker/Dockerfile
+++ b/internal/scripts/docker/Dockerfile
@@ -1,5 +1,5 @@
 ARG MET_BASE_REPO=met-base
-ARG MET_BASE_TAG=v2.0_debian10
+ARG MET_BASE_TAG=v2.1_beta4
 
 FROM dtcenter/${MET_BASE_REPO}:${MET_BASE_TAG}
 MAINTAINER John Halley Gotway <johnhg@ucar.edu>