diff --git a/.github/scripts/run-librispeech-pruned-transducer-stateless7-streaming-2022-12-29.sh b/.github/scripts/run-librispeech-pruned-transducer-stateless7-streaming-2022-12-29.sh
index 465a4ea44..e1e4e1f10 100755
--- a/.github/scripts/run-librispeech-pruned-transducer-stateless7-streaming-2022-12-29.sh
+++ b/.github/scripts/run-librispeech-pruned-transducer-stateless7-streaming-2022-12-29.sh
@@ -33,15 +33,15 @@ ln -s pretrained.pt epoch-99.pt
 ls -lh *.pt
 popd
 
-# log "Export to torchscript model"
-# ./pruned_transducer_stateless7_streaming/export.py \
-#   --exp-dir $repo/exp \
-#   --use-averaged-model false \
-#   --bpe-model $repo/data/lang_bpe_500/bpe.model \
-#   --decode-chunk-len 32 \
-#   --epoch 99 \
-#   --avg 1 \
-#   --jit 1
+log "Export to torchscript model"
+./pruned_transducer_stateless7_streaming/export.py \
+  --exp-dir $repo/exp \
+  --use-averaged-model false \
+  --bpe-model $repo/data/lang_bpe_500/bpe.model \
+  --decode-chunk-len 32 \
+  --epoch 99 \
+  --avg 1 \
+  --jit 1
 
 ls -lh $repo/exp/*.pt
 
diff --git a/egs/librispeech/ASR/zipformer/pretrained_ctc.py b/egs/librispeech/ASR/zipformer/pretrained_ctc.py
index d3873a647..be239e9c3 100755
--- a/egs/librispeech/ASR/zipformer/pretrained_ctc.py
+++ b/egs/librispeech/ASR/zipformer/pretrained_ctc.py
@@ -275,7 +275,7 @@ def main():
 
     token_table = k2.SymbolTable.from_file(params.tokens)
     params.vocab_size = num_tokens(token_table)
-    params.blank_id = token_table["blk"]
+    params.blank_id = token_table["<blk>"]
     assert params.blank_id == 0
 
     logging.info(f"{params}")