diff --git a/nixos/doc/manual/from_md/release-notes/rl-2205.section.xml b/nixos/doc/manual/from_md/release-notes/rl-2205.section.xml
index c8a942f2abb9..c2cc42b708ff 100644
--- a/nixos/doc/manual/from_md/release-notes/rl-2205.section.xml
+++ b/nixos/doc/manual/from_md/release-notes/rl-2205.section.xml
@@ -2150,6 +2150,12 @@
           <link xlink:href="https://github.com/uber/pam-ussh">pam-ussh</link>.
         </para>
       </listitem>
+      <listitem>
+        <para>
+          The <literal>vscode-extensions.ionide.ionide-fsharp</literal>
+          package has been updated to 6.0.0 and now requires .NET 6.0.
+        </para>
+      </listitem>
       <listitem>
         <para>
           The <literal>zrepl</literal> package has been updated from
diff --git a/nixos/doc/manual/release-notes/rl-2205.section.md b/nixos/doc/manual/release-notes/rl-2205.section.md
index 809f6f9068eb..530a73941391 100644
--- a/nixos/doc/manual/release-notes/rl-2205.section.md
+++ b/nixos/doc/manual/release-notes/rl-2205.section.md
@@ -774,6 +774,8 @@ In addition to numerous new and upgraded packages, this release has the followin
 
 - `security.pam.ussh` has been added, which allows authorizing PAM sessions based on SSH _certificates_ held within an SSH agent, using [pam-ussh](https://github.com/uber/pam-ussh).
 
+- The `vscode-extensions.ionide.ionide-fsharp` package has been updated to 6.0.0 and now requires .NET 6.0.
+
 - The `zrepl` package has been updated from 0.4.0 to 0.5:
 
   - The RPC protocol version was bumped; all zrepl daemons in a setup must be updated and restarted before replication can resume.
diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index ab5250a48e68..125751b5a7f0 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -1123,8 +1123,8 @@ let
         mktplcRef = {
           name = "Ionide-fsharp";
           publisher = "Ionide";
-          version = "5.10.1";
-          sha256 = "sha256-LkWWgyh4khPyUgekVeO8ZzPK+1gTrS8d9Yz6/kHomr8=";
+          version = "6.0.1";
+          sha256 = "sha256-1W1qKnjmyK80np+J6S/nku3QJGypxYnuE0BPw8Onzas=";
         };
         meta = with lib; {
           changelog = "https://marketplace.visualstudio.com/items/Ionide.Ionide-fsharp/changelog";