diff --git a/run_inference_cpu_multi_instance.sh b/run_inference_cpu_multi_instance.sh
index 34d108e..2912872 100755
--- a/run_inference_cpu_multi_instance.sh
+++ b/run_inference_cpu_multi_instance.sh
@@ -27,7 +27,7 @@ for i in $(seq 1 $LAST_INSTANCE); do
     LOG_i=inference_cpu_bs${BATCH_SIZE}_ins${i}.txt
 
     echo "### running on instance $i, numa node $numa_node_i, core list {$start_core_i, $end_core_i}..."
-    numactl --physcpubind=$start_core_i-$end_core_i --membind=$numa_node_i python main.py -e UCF101 \
+    numactl --physcpubind=$start_core_i-$end_core_i --membind=$numa_node_i python -u main.py -e UCF101 \
         --batch-size-eval $BATCH_SIZE \
         --no-cuda \
         2>&1 | tee $LOG_i &
@@ -40,7 +40,7 @@ end_core_0=`expr $CORES_PER_INSTANCE - 1`
 LOG_0=inference_cpu_bs${BATCH_SIZE}_ins0.txt
 
 echo "### running on instance 0, numa node $numa_node_0, core list {$start_core_0, $end_core_0}...\n\n"
-numactl --physcpubind=$start_core_0-$end_core_0 --membind=$numa_node_0 python main.py -e UCF101 \
+numactl --physcpubind=$start_core_0-$end_core_0 --membind=$numa_node_0 python -u main.py -e UCF101 \
     --batch-size-eval $BATCH_SIZE \
     --no-cuda \
     2>&1 | tee $LOG_0
diff --git a/run_inference_cpu_multi_instance_latency.sh b/run_inference_cpu_multi_instance_latency.sh
index 05dcb76..af30d3c 100755
--- a/run_inference_cpu_multi_instance_latency.sh
+++ b/run_inference_cpu_multi_instance_latency.sh
@@ -27,7 +27,7 @@ for i in $(seq 1 $LAST_INSTANCE); do
     LOG_i=inference_cpu_bs${BATCH_SIZE}_ins${i}.txt
 
     echo "### running on instance $i, numa node $numa_node_i, core list {$start_core_i, $end_core_i}..."
-    numactl --physcpubind=$start_core_i-$end_core_i --membind=$numa_node_i python main.py -e UCF101 \
+    numactl --physcpubind=$start_core_i-$end_core_i --membind=$numa_node_i python -u main.py -e UCF101 \
         --batch-size-eval $BATCH_SIZE \
         --no-cuda \
         2>&1 | tee $LOG_i &