diff --git a/DnsServerApp.NETCore/install-ubuntu.sh b/DnsServerApp.NETCore/install-ubuntu.sh
index 7fdaa20f..4f5eaa44 100644
--- a/DnsServerApp.NETCore/install-ubuntu.sh
+++ b/DnsServerApp.NETCore/install-ubuntu.sh
@@ -1,9 +1,5 @@
 #!/bin/sh
 
-aspnetcoreDir="/opt/dotnet"
-aspnetcoreTar="/opt/dotnet/aspnetcore-runtime-2.2.4-linux-x64.tar.gz"
-aspnetcoreUrl="https://download.visualstudio.microsoft.com/download/pr/61a33dc2-fc56-4bbe-b564-d232172eb210/d8006a719a3bcc65d2937a909623afcb/aspnetcore-runtime-2.2.4-linux-x64.tar.gz"
-
 dnsDir="/etc/dns"
 dnsTar="/etc/dns/DnsServerPortable.tar.gz"
 dnsUrl="https://download.technitium.com/dns/DnsServerPortable.tar.gz"
@@ -16,38 +12,31 @@ echo ""
 echo "==============================="
 echo "Technitium DNS Server Installer"
 echo "==============================="
+echo ""
 
-if [ ! -f /etc/dns/DnsServerApp.dll ]
+if [ -f "/usr/bin/dotnet" ]
 then
-	echo ""
-	echo "Installing dependencies..."
+	echo ".NET Core Runtime was found installed."
+else
+	echo "Installing .NET Core Runtime..."
 
-	until apt-get -y update &>> $installLog && apt-get -y install libunwind8 icu-devtools apt-transport-https &>> $installLog
-	do
-		echo "Trying again.."
-		sleep 2
-	done
-
-	echo ""
-
-	if [ ! -f /usr/bin/dotnet ]
+	if wget -q "https://packages.microsoft.com/config/ubuntu/$(lsb_release -r -s)/packages-microsoft-prod.deb" -O "$dnsDir/packages-microsoft-prod.deb"
 	then
-		echo "Downloading .NET Core Runtime..."
-		
-		mkdir -p $aspnetcoreDir
-		
-		if wget -q "$aspnetcoreUrl" -O $aspnetcoreTar
-		then
-			echo "Installing .NET Core Runtime..."
-			tar -zxf $aspnetcoreTar -C $aspnetcoreDir
-			ln -s $aspnetcoreDir/dotnet /usr/bin
-			echo ".NET Core Runtime was installed succesfully."
-		else
-			echo "Failed to download .NET Core Runtime from: $aspnetcoreUrl"
-			exit 1
-		fi
+		dpkg -i "$dnsDir/packages-microsoft-prod.deb">> $installLog 2>&1
+
+		add-apt-repository universe >> $installLog 2>&1
+
+		until apt-get -y update >> $installLog 2>&1 && apt-get -y install libunwind8 icu-devtools apt-transport-https aspnetcore-runtime-2.2 >> $installLog 2>&1
+		do
+			echo "Trying again.."
+			sleep 2
+		done
+
+		echo ".NET Core Runtime was installed succesfully."
 	else
-		echo ".NET Core Runtime was found installed."
+		echo ""
+		echo "Failed to install .NET Core Runtime. Please try again."
+		exit 1
 	fi
 fi
 
@@ -56,36 +45,36 @@ echo "Downloading Technitium DNS Server..."
 
 if wget -q "$dnsUrl" -O $dnsTar
 then
-	if [ -f /etc/dns/DnsServerApp.dll ]
+	if [ -f "/etc/dns/DnsServerApp.dll" ]
 	then
 		echo "Updating Technitium DNS Server..."
 	else
 		echo "Installing Technitium DNS Server..."
 	fi
 	
-	tar -zxf $dnsTar -C $dnsDir
+	tar -zxf $dnsTar -C $dnsDir >> $installLog 2>&1
 	
 	if [ "$(ps --no-headers -o comm 1 | tr -d '\n')" = "systemd" ] 
 	then
-		if [ -f /etc/systemd/system/dns.service ]
+		if [ -f "/etc/systemd/system/dns.service" ]
 		then
 			echo "Restarting systemd service..."
-			systemctl restart dns.service &>> $installLog
+			systemctl restart dns.service >> $installLog 2>&1
 		else
 			echo "Configuring systemd service..."
 			cp $dnsDir/systemd.service /etc/systemd/system/dns.service
-			systemctl enable dns.service &>> $installLog
-			systemctl start dns.service &>> $installLog
+			systemctl enable dns.service >> $installLog 2>&1
+			systemctl start dns.service >> $installLog 2>&1
 		fi
 	else
-		if [ -f /etc/supervisor/conf.d/dns.conf ]
+		if [ -f "/etc/supervisor/conf.d/dns.conf" ]
 		then
 			echo "Restarting supervisor service..."
-			service supervisor restart &>> $installLog
+			service supervisor restart >> $installLog 2>&1
 		else
 			echo "Installing supervisor..."
 			
-			until apt-get -y install supervisor &>> $installLog
+			until apt-get -y install supervisor >> $installLog 2>&1
 			do
 				echo "Trying again.."
 				sleep 2
@@ -93,7 +82,7 @@ then
 			
 			echo "Configuring supervisor service..."
 			cp $dnsDir/supervisor.conf /etc/supervisor/conf.d/dns.conf
-			service supervisor restart &>> $installLog
+			service supervisor restart >> $installLog 2>&1
 		fi
 	fi