diff --git a/.github/scripts/docker/run.sh b/.github/scripts/docker/run.sh
index 2154cdf07..aeb80b330 100755
--- a/.github/scripts/docker/run.sh
+++ b/.github/scripts/docker/run.sh
@@ -3,6 +3,9 @@ set -ex
 
 cd /icefall
 export PYTHONPATH=/icefall:$PYTHONPATH
+python3 -c "import torch; print(torch.__file__)"
+python3 -c "import torchaudio; print(torchaudio.__version__)"
+python3 -c "import icefall; print(icefall.__file__)"
 
 cd egs/librispeech/ASR
 
diff --git a/.github/workflows/build-cpu-docker.yml b/.github/workflows/build-cpu-docker.yml
index c89655552..bf1125779 100644
--- a/.github/workflows/build-cpu-docker.yml
+++ b/.github/workflows/build-cpu-docker.yml
@@ -2,7 +2,7 @@ name: build-cpu-docker
 on:
   push:
     branches:
-      - ci-train-2
+      - ci-train-3
   workflow_dispatch:
 
 concurrency:
diff --git a/.github/workflows/train-librispeech.yml b/.github/workflows/train-librispeech.yml
index e9850bf84..0a76e0cd7 100644
--- a/.github/workflows/train-librispeech.yml
+++ b/.github/workflows/train-librispeech.yml
@@ -3,7 +3,7 @@ on:
   push:
     branches:
       - master
-      - ci-train-3
+      - ci-train-2
 
   pull_request:
     branches: