diff --git a/.github/jobs/set_job_controls.sh b/.github/jobs/set_job_controls.sh
index b1d0bc4b5a..6f80c44aea 100755
--- a/.github/jobs/set_job_controls.sh
+++ b/.github/jobs/set_job_controls.sh
@@ -6,7 +6,7 @@ run_unit_tests=false
 run_diff=false
 run_update_truth=false
 met_base_repo=met-base
-met_base_tag=v2.1
+met_base_tag=v3.0
 input_data_version=develop
 truth_data_version=develop
 
diff --git a/.github/workflows/build_docker_and_trigger_metplus.yml b/.github/workflows/build_docker_and_trigger_metplus.yml
index d079d37c33..6d0adf11fa 100644
--- a/.github/workflows/build_docker_and_trigger_metplus.yml
+++ b/.github/workflows/build_docker_and_trigger_metplus.yml
@@ -29,7 +29,7 @@ jobs:
         env:
           SOURCE_BRANCH: ${{ steps.get_branch_name.outputs.branch_name }}-lite
           MET_BASE_REPO: met-base
-          MET_BASE_TAG: v2.1
+          MET_BASE_TAG: v3.0
 
       - name: Push Docker Image
         run: .github/jobs/push_docker_image.sh
diff --git a/internal/scripts/docker/Dockerfile b/internal/scripts/docker/Dockerfile
index 4a1bccdd19..b0506a210a 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=v2.1
+ARG MET_BASE_TAG=v3.0
 
 FROM dtcenter/${MET_BASE_REPO}:${MET_BASE_TAG}
 MAINTAINER John Halley Gotway <johnhg@ucar.edu>
diff --git a/internal/scripts/docker/Dockerfile.copy b/internal/scripts/docker/Dockerfile.copy
index a10934f5b2..1da6cf19fa 100644
--- a/internal/scripts/docker/Dockerfile.copy
+++ b/internal/scripts/docker/Dockerfile.copy
@@ -1,5 +1,5 @@
 ARG MET_BASE_REPO=met-base-unit-test
-ARG MET_BASE_TAG=v2.1
+ARG MET_BASE_TAG=v3.0
 
 FROM dtcenter/${MET_BASE_REPO}:${MET_BASE_TAG}
 MAINTAINER John Halley Gotway <johnhg@ucar.edu>