diff --git a/systemd/send_credentials.sh b/systemd/send_credentials.sh
index 851389f0..3549b57a 100644
--- a/systemd/send_credentials.sh
+++ b/systemd/send_credentials.sh
@@ -4,24 +4,48 @@ set -e
 
 trap "sleep 1; continue" ERR
 
+counter=0
 while true; do
+    
     set +e
     
-    echo "copy git credential"
-    docker cp websoft9-git:/var/websoft9/credential /data/websoft9/credential_git
-    docker cp /data/websoft9/credential_git websoft9-apphub:/websoft9/credentials
-    
-    echo "copy deployment credential"
-    docker cp websoft9-deployment:/var/websoft9/credential /data/websoft9/credential_deployment
-    content=$(cat /data/websoft9/credential_deployment)
-    username="admin"
-    json="{\"username\":\"$username\",\"password\":\"$content\"}"
-    echo "$json" > /data/websoft9/credential_deployment
-    docker cp /data/websoft9/credential_deployment websoft9-apphub:/websoft9/credentials
-    
-    echo "wait nginx..."
-    docker cp websoft9-proxy:/var/websoft9/credential /data/websoft9/credential_proxy
-    docker cp /data/websoft9/credential_proxy websoft9-apphub:/websoft9/credentials
+    if [ -f "/data/websoft9/credential_git" ]; then
+        echo "/data/websoft9/credential_git is exist"
+    else
+        echo "copy git credential"
+        docker cp websoft9-git:/var/websoft9/credential /data/websoft9/credential_git
+        docker cp /data/websoft9/credential_git websoft9-apphub:/websoft9/credentials
+    fi
+
+    if [ -f "/data/websoft9/credential_deployment" ]; then
+        echo "/data/websoft9/credential_deployment is exist"
+    else
+        echo "copy deployment credential"
+        docker cp websoft9-deployment:/var/websoft9/credential /data/websoft9/credential_deployment
+        content=$(cat /data/websoft9/credential_deployment)
+        username="admin"
+        json="{\"username\":\"$username\",\"password\":\"$content\"}"
+        echo "$json" > /data/websoft9/credential_deployment
+        docker cp /data/websoft9/credential_deployment websoft9-apphub:/websoft9/credentials
+    fi
+
+    if [ -f "/data/websoft9/credential_proxy" ]; then
+        echo "/data/websoft9/credential_proxy is exist"
+    else
+        echo "copy nginx credential ..."
+        docker cp websoft9-proxy:/var/websoft9/credential /data/websoft9/credential_proxy
+        docker cp /data/websoft9/credential_proxy websoft9-apphub:/websoft9/credentials
+    fi
+
+    if [ -f "/data/websoft9/credential_git" ] && [ -f "/data/websoft9/credential_deployment" ] && [ -f "/data/websoft9/credential_proxy" ]; then
+        exit 0
+    else
+        if [ $counter -gt 30 ]; then
+            echo "Systemd can not get all credentials by excuting 30 times"
+            exit 1
+        fi
+    fi
+
     set -e
     sleep 3
 done
\ No newline at end of file