diff --git a/.dev-tools/install-nginx-mainline-nginx.sh b/.dev-tools/install-nginx-mainline-nginx.sh
index fd031743c..c777ad435 100755
--- a/.dev-tools/install-nginx-mainline-nginx.sh
+++ b/.dev-tools/install-nginx-mainline-nginx.sh
@@ -98,6 +98,10 @@ sudo apt-get purge nginx*
 #sudo nginx -t && sudo nginx -s reload
 
 # Mainline from Nginx
+stablenginx=stable
+sudo add-apt-repository -y --remove ppa:nginx/${stablenginx}
+mainstreamnginx=development
+sudo add-apt-repository -y --remove ppa:nginx/${mainstreamnginx}
 sudo echo "deb http://nginx.org/packages/mainline/ubuntu/ xenial nginx
 deb-src http://nginx.org/packages/mainline/ubuntu/ xenial nginx" > /etc/apt/sources.list.d/nginx.list
 sudo wget https://nginx.org/keys/nginx_signing.key -O - | sudo apt-key add -
diff --git a/.dev-tools/install-nginx-mainline-ppa.sh b/.dev-tools/install-nginx-mainline-ppa.sh
index 024f90bc4..3b94814fa 100755
--- a/.dev-tools/install-nginx-mainline-ppa.sh
+++ b/.dev-tools/install-nginx-mainline-ppa.sh
@@ -90,6 +90,8 @@ sudo apt-get purge nginx-common
 sudo apt-get purge nginx*
 
 # Mainline from PPA
+stablenginx=stable
+sudo add-apt-repository -y --remove ppa:nginx/${stablenginx}
 mainstreamnginx=development
 sudo add-apt-repository -y ppa:nginx/${mainstreamnginx}
 sudo apt-get update
diff --git a/.dev-tools/modify-config-readme-files.sh b/.dev-tools/modify-config-readme-files.sh
index 90a363d93..e07d21d08 100755
--- a/.dev-tools/modify-config-readme-files.sh
+++ b/.dev-tools/modify-config-readme-files.sh
@@ -107,7 +107,7 @@ updateReadme2 () {
 # PRINT NGINX VERSION INFORMATION INTO README.md
 # **********************************************
 
-printf '%s\n%s\n%s\n%s\n%s\n%s' "$_startmarker2" "##### Tested On:" "##### ${nginxv}" "##### ${nginxv1}" "##### ${nginxv2}" "$_endmarker2" >> "$_tmpnginxA"
+printf '%s\n%s\n%s\n%s\n%s\n%s\n%s' "$_startmarker2" "##### Tested On:" "##### ${nginxv} :heavy_check_mark:" "##### ${nginxv1} :heavy_check_mark:" "##### ${nginxv2} :heavy_check_mark:" "##### ${nginxv3} :heavy_check_mark:" "$_endmarker2" >> "$_tmpnginxA"
 mv ${_tmpnginxA} ${_inputdbA}
 ed -s ${_inputdbA}<<\IN
 1,/_______________________/d