diff --git a/examples/aishell/s1/local/test.sh b/examples/aishell/s1/local/test.sh
index c87412c9b..47bd2f633 100755
--- a/examples/aishell/s1/local/test.sh
+++ b/examples/aishell/s1/local/test.sh
@@ -38,7 +38,8 @@ for type in attention ctc_greedy_search; do
     --config ${config_path} \
     --result_file ${output_dir}/${type}.rsl \
     --checkpoint_path ${ckpt_prefix} \
-    --opts decoding.decoding_method ${type} decoding.batch_size ${batch_size}
+    --opts decoding.decoding_method ${type} \
+    --opts decoding.batch_size ${batch_size}
 
     if [ $? -ne 0 ]; then
         echo "Failed in evaluation!"
@@ -56,7 +57,8 @@ for type in ctc_prefix_beam_search attention_rescoring; do
     --config ${config_path} \
     --result_file ${output_dir}/${type}.rsl \
     --checkpoint_path ${ckpt_prefix} \
-    --opts decoding.decoding_method ${type} decoding.batch_size ${batch_size}
+    --opts decoding.decoding_method ${type} \
+    --opts decoding.batch_size ${batch_size}
 
     if [ $? -ne 0 ]; then
         echo "Failed in evaluation!"
diff --git a/examples/callcenter/s1/local/test.sh b/examples/callcenter/s1/local/test.sh
index dca3137dd..0aa99e196 100755
--- a/examples/callcenter/s1/local/test.sh
+++ b/examples/callcenter/s1/local/test.sh
@@ -32,7 +32,8 @@ for type in attention ctc_greedy_search; do
     --config ${config_path} \
     --result_file ${output_dir}/${type}.rsl \
     --checkpoint_path ${ckpt_prefix} \
-    --opts decoding.decoding_method ${type} decoding.batch_size ${batch_size}
+    --opts decoding.decoding_method ${type} \
+    --opts decoding.batch_size ${batch_size}
 
     if [ $? -ne 0 ]; then
         echo "Failed in evaluation!"
@@ -50,7 +51,8 @@ for type in ctc_prefix_beam_search attention_rescoring; do
     --config ${config_path} \
     --result_file ${output_dir}/${type}.rsl \
     --checkpoint_path ${ckpt_prefix} \
-    --opts decoding.decoding_method ${type} decoding.batch_size ${batch_size}
+    --opts decoding.decoding_method ${type} \
+    --opts decoding.batch_size ${batch_size}
 
     if [ $? -ne 0 ]; then
         echo "Failed in evaluation!"
diff --git a/examples/ted_en_zh/t0/local/test.sh b/examples/ted_en_zh/t0/local/test.sh
index 344750855..7235c6f9a 100755
--- a/examples/ted_en_zh/t0/local/test.sh
+++ b/examples/ted_en_zh/t0/local/test.sh
@@ -19,7 +19,8 @@ for type in fullsentence; do
     --config ${config_path} \
     --result_file ${ckpt_prefix}.${type}.rsl \
     --checkpoint_path ${ckpt_prefix} \
-    --opts decoding.decoding_method ${type} decoding.batch_size ${batch_size}
+    --opts decoding.decoding_method ${type} \
+    --opts decoding.batch_size ${batch_size}
 
     if [ $? -ne 0 ]; then
         echo "Failed in evaluation!"
diff --git a/examples/timit/s1/local/test.sh b/examples/timit/s1/local/test.sh
index 868c8fda8..058131793 100755
--- a/examples/timit/s1/local/test.sh
+++ b/examples/timit/s1/local/test.sh
@@ -36,7 +36,8 @@ for type in attention ctc_greedy_search; do
     --config ${config_path} \
     --result_file ${ckpt_prefix}.${type}.rsl \
     --checkpoint_path ${ckpt_prefix} \
-    --opts decoding.decoding_method ${type} decoding.batch_size ${batch_size}
+    --opts decoding.decoding_method ${type} \
+    --opts decoding.batch_size ${batch_size}
 
     if [ $? -ne 0 ]; then
         echo "Failed in evaluation!"
@@ -52,7 +53,8 @@ for type in ctc_prefix_beam_search attention_rescoring; do
     --config ${config_path} \
     --result_file ${ckpt_prefix}.${type}.rsl \
     --checkpoint_path ${ckpt_prefix} \
-    --opts decoding.decoding_method ${type} decoding.batch_size ${batch_size}
+    --opts decoding.decoding_method ${type} \
+    --opts decoding.batch_size ${batch_size}
 
     if [ $? -ne 0 ]; then
         echo "Failed in evaluation!"
diff --git a/examples/tiny/s1/local/test.sh b/examples/tiny/s1/local/test.sh
index 19872bb36..34088ce97 100755
--- a/examples/tiny/s1/local/test.sh
+++ b/examples/tiny/s1/local/test.sh
@@ -35,7 +35,8 @@ for type in attention ctc_greedy_search; do
     --config ${config_path} \
     --result_file ${ckpt_prefix}.${type}.rsl \
     --checkpoint_path ${ckpt_prefix} \
-    --opts decoding.decoding_method ${type} decoding.batch_size ${batch_size}
+    --opts decoding.decoding_method ${type} \
+    --opts decoding.batch_size ${batch_size}
 
     if [ $? -ne 0 ]; then
         echo "Failed in evaluation!"
@@ -51,7 +52,8 @@ for type in ctc_prefix_beam_search attention_rescoring; do
     --config ${config_path} \
     --result_file ${ckpt_prefix}.${type}.rsl \
     --checkpoint_path ${ckpt_prefix} \
-    --opts decoding.decoding_method ${type} decoding.batch_size ${batch_size}
+    --opts decoding.decoding_method ${type} \
+    --opts decoding.batch_size ${batch_size}
 
     if [ $? -ne 0 ]; then
         echo "Failed in evaluation!"