diff --git a/skywalking/install/elasticsearch/elasticsearch.sh b/skywalking/install/elasticsearch/elasticsearch.sh
index 1c86a51..24e8cac 100644
--- a/skywalking/install/elasticsearch/elasticsearch.sh
+++ b/skywalking/install/elasticsearch/elasticsearch.sh
@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 docker run -d \
  --name elasticsearch \
  -e ES_JAVA_OPTS="-Xms512m -Xmx512m" \
diff --git a/skywalking/install/skywalking-net.sh b/skywalking/install/skywalking-net.sh
index 8b4e769..de164e2 100644
--- a/skywalking/install/skywalking-net.sh
+++ b/skywalking/install/skywalking-net.sh
@@ -1,2 +1,2 @@
-docker netwrok create  skywalking
+docker network create  skywalking
 
diff --git a/skywalking/install/skywalking/skywalking-oap.sh b/skywalking/install/skywalking/skywalking-oap.sh
index 4c48982..767cab9 100644
--- a/skywalking/install/skywalking/skywalking-oap.sh
+++ b/skywalking/install/skywalking/skywalking-oap.sh
@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 docker run -d \
  --name skywalking-oap \
  --restart always \
diff --git a/skywalking/install/skywalking/skywalking-ui.sh b/skywalking/install/skywalking/skywalking-ui.sh
index 9e73197..bf37346 100644
--- a/skywalking/install/skywalking/skywalking-ui.sh
+++ b/skywalking/install/skywalking/skywalking-ui.sh
@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 docker run -d \
  --name skywalking-ui \
  --restart always \