diff --git a/FocuserTestConsole/FocuserTestConsole.csproj b/FocuserTestConsole/FocuserTestConsole.csproj
index a0e33a3..0b2500d 100644
--- a/FocuserTestConsole/FocuserTestConsole.csproj
+++ b/FocuserTestConsole/FocuserTestConsole.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>ASCOM.MeadeGeneric</RootNamespace>
     <AssemblyName>ASCOM.MeadeGeneric.Test</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
     <TargetFrameworkProfile>
     </TargetFrameworkProfile>
     <FileAlignment>512</FileAlignment>
diff --git a/FocuserTestConsole/app.config b/FocuserTestConsole/app.config
index c5e1dae..786a845 100644
--- a/FocuserTestConsole/app.config
+++ b/FocuserTestConsole/app.config
@@ -1,3 +1,3 @@
 <?xml version="1.0"?>
 <configuration>
-<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5"/></startup></configuration>
+<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.8"/></startup></configuration>
diff --git a/Meade.net.Setup/Product.wxs b/Meade.net.Setup/Product.wxs
index e2e47d8..a9c6429 100644
--- a/Meade.net.Setup/Product.wxs
+++ b/Meade.net.Setup/Product.wxs
@@ -21,13 +21,13 @@
                       Type="raw" />
     </Property>
 
-    <Condition Message="This application requires Ascom Platform 6.4 SP1 or higher. Please install this before installing the driver.">
-      <![CDATA[Installed OR ASCOMPLATFORMVERSION >= "6.4.1"]]>
+    <Condition Message="This application requires Ascom Platform 6.6.0 higher. Please install this before installing the driver.">
+      <![CDATA[Installed OR ASCOMPLATFORMVERSION >= "6.6.0"]]>
     </Condition>
 
     <PropertyRef Id="NETFRAMEWORK45"/>
-    <Condition Message="This application requires .NET Framework 4.5 or higher. Please install the .NET Framework then run this installer again.">
-      <![CDATA[Installed OR NETFRAMEWORK45]]>
+    <Condition Message="This application requires .NET Framework 4.8 or higher. Please install the .NET Framework then run this installer again.">
+      <![CDATA[Installed OR Net48_Installed]]>
     </Condition>
 
     <!-- <Condition Message="Please use the correct installer for your operating system - x86 for 32-bit, x64 for 64-bit.">
diff --git a/TelescopeTestConsole/TelescopeTestConsole.csproj b/TelescopeTestConsole/TelescopeTestConsole.csproj
index 8a979b0..4d30bf2 100644
--- a/TelescopeTestConsole/TelescopeTestConsole.csproj
+++ b/TelescopeTestConsole/TelescopeTestConsole.csproj
@@ -10,7 +10,7 @@
     <AppDesignerFolder>Properties</AppDesignerFolder>
     <RootNamespace>ASCOM.Meade.net</RootNamespace>
     <AssemblyName>ASCOM.Meade.net.Test</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.8</TargetFrameworkVersion>
     <TargetFrameworkProfile>
     </TargetFrameworkProfile>
     <FileAlignment>512</FileAlignment>
diff --git a/TelescopeTestConsole/app.config b/TelescopeTestConsole/app.config
index c5e1dae..786a845 100644
--- a/TelescopeTestConsole/app.config
+++ b/TelescopeTestConsole/app.config
@@ -1,3 +1,3 @@
 <?xml version="1.0"?>
 <configuration>
-<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5"/></startup></configuration>
+<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.8"/></startup></configuration>