diff --git a/Linux_Installer.sh b/Linux_Installer.sh
index e950b49..91bb7f2 100755
--- a/Linux_Installer.sh
+++ b/Linux_Installer.sh
@@ -258,12 +258,12 @@ if [ "$install" == "1" ]; then
         echo ""
         echo ""
         echo "Permitting ports through the firewall."
-        firewall-cmd --permanent --add-port=53595/tcp
-        firewall-cmd --permanent --add-port=8080/tcp
-        firewall-cmd --permanent --add-port=9000/tcp
-        firewall-cmd --permanent --add-port=443/tcp
-        firewall-cmd --permanent --add-port=22/tcp
-        firewall-cmd --reload
+        sudo firewall-cmd --permanent --add-port=53595/tcp
+        sudo firewall-cmd --permanent --add-port=8080/tcp
+        sudo firewall-cmd --permanent --add-port=9000/tcp
+        sudo firewall-cmd --permanent --add-port=443/tcp
+        sudo firewall-cmd --permanent --add-port=22/tcp
+        sudo firewall-cmd --reload
         echo ""
         echo ""
         echo "Do you have Oracle Java JDK 8 and Ant installed already? It is required for this."
@@ -278,7 +278,7 @@ if [ "$install" == "1" ]; then
 
         # CentOS 7 Java ===================================================>
         if [ "$java" == "1" ]; then
-            sudo dnf -y install ant openjfx
+            sudo dnf -y install ant java-1.8.0-openjdk
             wget --no-cookies \
             --no-check-certificate \
             --header "Cookie: oraclelicense=accept-securebackup-cookie" \
diff --git a/README.md b/README.md
index e02e8d1..3e31062 100644
--- a/README.md
+++ b/README.md
@@ -51,11 +51,9 @@ ___
 
 * Mac OS X High Sierra
 
-* Ubuntu Linux 16.04 and above (or a derivative like Mint Linux)
+* Ubuntu Linux 18.04 and above (or a derivative like Mint Linux)
 
-* Fedora Linux 28
-
-* CentOS 7 x64
+* Other Linux (no support will be provided)
 
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 ___