diff --git a/ubuntu-jdk8.sh b/ubuntu-jdk8.sh
index 7852b51..1c1812f 100644
--- a/ubuntu-jdk8.sh
+++ b/ubuntu-jdk8.sh
@@ -1,15 +1,9 @@
 #!/bin/bash
-
 cd /usr/local
-
 wget https://mirrors.huaweicloud.com/java/jdk/8u202-b08/jdk-8u202-linux-x64.tar.gz
-
 tar -zvxf jdk-8u202-linux-x64.tar.gz
-
 echo "export JAVA_HOME=/usr/local/jdk1.8.0_202" | tee -a /etc/profile
 echo "export CLASSPATH=$:CLASSPATH:$JAVA_HOME/lib/" | tee -a /etc/profile
 echo "export PATH=$PATH:$JAVA_HOME/bin" | tee -a /etc/profile
-
 source /etc/profile
-
 java -version
\ No newline at end of file