diff --git a/scripts/install.sh b/scripts/install.sh
index d0f457fe2..2f3cef237 100755
--- a/scripts/install.sh
+++ b/scripts/install.sh
@@ -23,14 +23,8 @@ if [ ${_os} == "Darwin" ]; then
 	OSNAME='macos'
 elif grep -Eqi "CentOS" /etc/issue || grep -Eq "CentOS" /etc/*-release; then
 	OSNAME='centos'
-elif grep -Eqi "Red Hat Enterprise Linux Server" /etc/issue || grep -Eq "Red Hat Enterprise Linux Server" /etc/*-release; then
-	OSNAME='rhel'
-elif grep -Eqi "Aliyun" /etc/issue || grep -Eq "Aliyun" /etc/*-release; then
-	OSNAME='aliyun'
 elif grep -Eqi "Fedora" /etc/issue || grep -Eq "Fedora" /etc/*-release; then
 	OSNAME='fedora'
-elif grep -Eqi "Amazon Linux AMI" /etc/issue || grep -Eq "Amazon Linux AMI" /etc/*-release; then
-	OSNAME='amazon'
 elif grep -Eqi "Debian" /etc/issue || grep -Eq "Debian" /etc/*-release; then
 	OSNAME='debian'
 elif grep -Eqi "Ubuntu" /etc/issue || grep -Eq "Ubuntu" /etc/*-release; then
diff --git a/scripts/update.sh b/scripts/update.sh
index 3dd1f1b19..b2523de88 100755
--- a/scripts/update.sh
+++ b/scripts/update.sh
@@ -18,14 +18,8 @@ if [ "${_os}" == "Darwin" ]; then
 	OSNAME='macos'
 elif grep -Eqi "CentOS" /etc/issue || grep -Eq "CentOS" /etc/*-release; then
 	OSNAME='centos'
-elif grep -Eqi "Red Hat Enterprise Linux Server" /etc/issue || grep -Eq "Red Hat Enterprise Linux Server" /etc/*-release; then
-	OSNAME='rhel'
-elif grep -Eqi "Aliyun" /etc/issue || grep -Eq "Aliyun" /etc/*-release; then
-	OSNAME='aliyun'
 elif grep -Eqi "Fedora" /etc/issue || grep -Eq "Fedora" /etc/*-release; then
 	OSNAME='fedora'
-elif grep -Eqi "Amazon Linux AMI" /etc/issue || grep -Eq "Amazon Linux AMI" /etc/*-release; then
-	OSNAME='amazon'
 elif grep -Eqi "Debian" /etc/issue || grep -Eq "Debian" /etc/*-release; then
 	OSNAME='debian'
 elif grep -Eqi "Ubuntu" /etc/issue || grep -Eq "Ubuntu" /etc/*-release; then