diff --git a/docs/release-notes/rl-0.8.md b/docs/release-notes/rl-0.8.md
index 74a94b9c..b9ab5ce4 100644
--- a/docs/release-notes/rl-0.8.md
+++ b/docs/release-notes/rl-0.8.md
@@ -499,3 +499,7 @@
 
 - Add [nvim-highlight-colors] plugin in `vim.ui.nvim-highlight-colors` with
   `enable` and `setupOpts`
+
+[midischwarz12](https://github.com/midischwarz12):
+
+- Add extension support for [codecompanion-nvim].
diff --git a/modules/plugins/assistant/codecompanion/codecompanion-nvim.nix b/modules/plugins/assistant/codecompanion/codecompanion-nvim.nix
index 8e5ed4cc..eb2e0803 100644
--- a/modules/plugins/assistant/codecompanion/codecompanion-nvim.nix
+++ b/modules/plugins/assistant/codecompanion/codecompanion-nvim.nix
@@ -2,6 +2,7 @@
   inherit (lib.options) mkOption mkEnableOption;
   inherit (lib.types) int str enum nullOr attrs;
   inherit (lib.nvim.types) mkPluginSetupOption luaInline;
+  inherit (lib.generators) mkLuaInline;
 in {
   options.vim.assistant = {
     codecompanion-nvim = {
@@ -295,6 +296,12 @@ in {
             that can be used in the action palette.
           '';
         };
+
+        extensions = mkOption {
+          type = luaInline;
+          default = mkLuaInline "{}";
+          description = "Extensions for codecompanion";
+        };
       };
     };
   };