diff --git a/src/Polyfill/Polyfill.targets b/src/Polyfill/Polyfill.targets
index 5f9e50384..3525cf363 100644
--- a/src/Polyfill/Polyfill.targets
+++ b/src/Polyfill/Polyfill.targets
@@ -39,12 +39,13 @@
       Condition="($(LowerFrameworks.Contains('net5')) OR
                  $(LowerFrameworks.Contains('net6')) OR
                  $(LowerFrameworks.Contains('net7')) OR
+                 $(LowerFrameworks.Contains('net8')) OR
                  $(LowerFrameworks.Contains('netstandard')) OR
                  $(LowerFrameworks.Contains('netcore')))
                  AND
-                 !$(LowerFrameworks.Contains('net8'))
+                 !$(LowerFrameworks.Contains('net9'))
                  AND
-                 !$(LowerFramework.Contains('net8'))"
+                 !$(LowerFramework.Contains('net9'))"
       >true</MaxNetRequired>
     <MaxNetClassicRequired>false</MaxNetClassicRequired>
     <MaxNetClassicRequired
diff --git a/target-frameworks.md b/target-frameworks.md
index c08ddfd69..1d4ef8cd6 100644
--- a/target-frameworks.md
+++ b/target-frameworks.md
@@ -75,12 +75,13 @@ At build time, if a project is detected to not properly multi target, then a war
     Condition="($(LowerFrameworks.Contains('net5')) OR
                $(LowerFrameworks.Contains('net6')) OR
                $(LowerFrameworks.Contains('net7')) OR
+               $(LowerFrameworks.Contains('net8')) OR
                $(LowerFrameworks.Contains('netstandard')) OR
                $(LowerFrameworks.Contains('netcore')))
                AND
-               !$(LowerFrameworks.Contains('net8'))
+               !$(LowerFrameworks.Contains('net9'))
                AND
-               !$(LowerFramework.Contains('net8'))"
+               !$(LowerFramework.Contains('net9'))"
     >true</MaxNetRequired>
   <MaxNetClassicRequired>false</MaxNetClassicRequired>
   <MaxNetClassicRequired
@@ -95,7 +96,7 @@ At build time, if a project is detected to not properly multi target, then a war
     >true</MaxNetClassicRequired>
 </PropertyGroup>
 ```
-<sup><a href='/src/Polyfill/Polyfill.targets#L35-L61' title='Snippet source file'>snippet source</a> | <a href='#snippet-MaxNetRequired' title='Start of snippet'>anchor</a></sup>
+<sup><a href='/src/Polyfill/Polyfill.targets#L35-L62' title='Snippet source file'>snippet source</a> | <a href='#snippet-MaxNetRequired' title='Start of snippet'>anchor</a></sup>
 <!-- endSnippet -->
 
 
@@ -119,7 +120,7 @@ For example:
       Condition="$(MaxNetRequired)" />
 </Target>
 ```
-<sup><a href='/src/Polyfill/Polyfill.targets#L62-L77' title='Snippet source file'>snippet source</a> | <a href='#snippet-PolyfillValidateNugetTargets' title='Start of snippet'>anchor</a></sup>
+<sup><a href='/src/Polyfill/Polyfill.targets#L63-L78' title='Snippet source file'>snippet source</a> | <a href='#snippet-PolyfillValidateNugetTargets' title='Start of snippet'>anchor</a></sup>
 <!-- endSnippet -->