diff --git a/.github/workflows/simulation-1.2.yml b/.github/workflows/simulation-1.2.yml
index 59addc0f9..41f3236e2 100644
--- a/.github/workflows/simulation-1.2.yml
+++ b/.github/workflows/simulation-1.2.yml
@@ -227,7 +227,7 @@ jobs:
       COVERAGE: 1
       MULTIPLY: 3
       PYTHONUNBUFFERED: 1
-      OTBR_COMMIT: "e05ad0ea47461bc7aa48858cf7e1d7a9c9044fed" # Sep 29, 2020
+      OTBR_COMMIT: "bf28f461fa2a8551f0a4161c04b87f7240856608" # Date:   Wed Oct 14 12:00:44 2020 +0800
     steps:
       - uses: actions/checkout@v2
       - name: Build OTBR Docker
diff --git a/script/test b/script/test
index f902514d8..8ab5dc5b6 100755
--- a/script/test
+++ b/script/test
@@ -288,7 +288,11 @@ do_build_otbr_docker()
         rm -rf third_party/openthread/repo
         cp -r "${otdir}" third_party/openthread/repo
         rm -rf .git
-        docker build -t "${otbr_docker_image}" -f etc/docker/Dockerfile . --build-arg REFERENCE_DEVICE=1 --build-arg OT_BACKBONE_CI=1 --build-arg OTBR_OPTIONS="${otbr_options}"
+        docker build -t "${otbr_docker_image}" -f etc/docker/Dockerfile . \
+            --build-arg REFERENCE_DEVICE=1 \
+            --build-arg OT_BACKBONE_CI=1 \
+            --build-arg NAT64=0 \
+            --build-arg OTBR_OPTIONS="${otbr_options}"
     )
 
     rm -rf "${otbrdir}"