diff --git a/scripts/run.sh b/scripts/run.sh
index f3a9dca..374c132 100644
--- a/scripts/run.sh
+++ b/scripts/run.sh
@@ -8,13 +8,13 @@ config=configs/inference_$1_v1.0.yaml
 prompt_dir=prompts/$1/
 res_dir="results"
 
-if [ "$1" == "256" ]; then
+if [ "$1" = "256" ]; then
     H=256
     FS=3  ## This model adopts frame stride=3, range recommended: 1-6 (larger value -> larger motion)
-elif [ "$1" == "512" ]; then
+elif [ "$1" = "512" ]; then
     H=320
     FS=24 ## This model adopts FPS=24, range recommended: 15-30 (smaller value -> larger motion)
-elif [ "$1" == "1024" ]; then
+elif [ "$1" = "1024" ]; then
     H=576
     FS=10 ## This model adopts FPS=10, range recommended: 15-5 (smaller value -> larger motion)
 else
@@ -22,7 +22,7 @@ else
     exit 1
 fi
 
-if [ "$1" == "256" ]; then
+if [ "$1" = "256" ]; then
 CUDA_VISIBLE_DEVICES=0 python3 scripts/evaluation/inference.py \
 --seed ${seed} \
 --ckpt_path $ckpt \
@@ -58,4 +58,4 @@ fi
 
 ## multi-cond CFG: the <unconditional_guidance_scale> is s_txt, <cfg_img> is s_img
 #--multiple_cond_cfg --cfg_img 7.5
-#--loop
\ No newline at end of file
+#--loop
diff --git a/scripts/run_application.sh b/scripts/run_application.sh
index ae8943f..b48e651 100644
--- a/scripts/run_application.sh
+++ b/scripts/run_application.sh
@@ -8,7 +8,7 @@ res_dir="results"
 FS=5 ## This model adopts FPS=5, range recommended: 5-30 (smaller value -> larger motion)
 
 
-if [ "$1" == "interp" ]; then
+if [ "$1" = "interp" ]; then
 seed=12306
 name=dynamicrafter_512_$1_seed${seed}
 CUDA_VISIBLE_DEVICES=0 python3 scripts/evaluation/inference.py \
diff --git a/scripts/run_mp.sh b/scripts/run_mp.sh
index 2ae2001..86f71f7 100644
--- a/scripts/run_mp.sh
+++ b/scripts/run_mp.sh
@@ -9,13 +9,13 @@ config=configs/inference_$1_v1.0.yaml
 prompt_dir=prompts/$1/
 res_dir="results"
 
-if [ "$1" == "256" ]; then
+if [ "$1" = "256" ]; then
     H=256
     FS=3  ## This model adopts frame stride=3
-elif [ "$1" == "512" ]; then
+elif [ "$1" = "512" ]; then
     H=320
     FS=24 ## This model adopts FPS=24
-elif [ "$1" == "1024" ]; then
+elif [ "$1" = "1024" ]; then
     H=576
     FS=10 ## This model adopts FPS=10
 else
@@ -62,7 +62,7 @@ fi
 #--loop
 
 ## inference using single node with multi-GPUs:
-if [ "$1" == "256" ]; then
+if [ "$1" = "256" ]; then
 CUDA_VISIBLE_DEVICES=0,1,2,3,4,5,6,7 python3 -m torch.distributed.launch \
 --nproc_per_node=8 --nnodes=1 --master_addr=127.0.0.1 --master_port=23456 --node_rank=0 \
 scripts/evaluation/ddp_wrapper.py \
@@ -99,4 +99,4 @@ scripts/evaluation/ddp_wrapper.py \
 --video_length 16 \
 --frame_stride ${FS} \
 --timestep_spacing 'uniform_trailing' --guidance_rescale 0.7 --perframe_ae
-fi
\ No newline at end of file
+fi