diff --git a/k8s-deploy/install_lightrag.sh b/k8s-deploy/install_lightrag.sh
index 5bafe6ce..caa3d79b 100755
--- a/k8s-deploy/install_lightrag.sh
+++ b/k8s-deploy/install_lightrag.sh
@@ -6,7 +6,7 @@ SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
 
 if [ -z "$OPENAI_API_KEY" ]; then
   echo "OPENAI_API_KEY environment variable is not set"
-  read -p "Enter your OpenAI API key: " OPENAI_API_KEY
+  read -s -p "Enter your OpenAI API key: " OPENAI_API_KEY
   if [ -z "$OPENAI_API_KEY" ]; then
     echo "Error: OPENAI_API_KEY must be provided"
     exit 1
diff --git a/k8s-deploy/install_lightrag_dev.sh b/k8s-deploy/install_lightrag_dev.sh
index f3f9b03c..daaa6b55 100755
--- a/k8s-deploy/install_lightrag_dev.sh
+++ b/k8s-deploy/install_lightrag_dev.sh
@@ -21,9 +21,9 @@ check_dependencies(){
 
 check_dependencies
 
-if [ -z "$OPENAI_API_KEY" ]; then
+if [ -z "$OPENAI_API_KEY2" ]; then
   echo "OPENAI_API_KEY environment variable is not set"
-  read -p "Enter your OpenAI API key: " OPENAI_API_KEY
+  read -s -p "Enter your OpenAI API key: " OPENAI_API_KEY
   if [ -z "$OPENAI_API_KEY" ]; then
     echo "Error: OPENAI_API_KEY must be provided"
     exit 1