diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index f681d3e44b21..c6d824984f0e 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -4662,6 +4662,10 @@ let
         };
       };
 
+      streetsidesoftware.code-spell-checker-french =
+        callPackage ./streetsidesoftware.code-spell-checker-french
+          { };
+
       streetsidesoftware.code-spell-checker-german =
         callPackage ./streetsidesoftware.code-spell-checker-german
           { };
diff --git a/pkgs/applications/editors/vscode/extensions/streetsidesoftware.code-spell-checker-french/default.nix b/pkgs/applications/editors/vscode/extensions/streetsidesoftware.code-spell-checker-french/default.nix
new file mode 100644
index 000000000000..eeac9b8b2075
--- /dev/null
+++ b/pkgs/applications/editors/vscode/extensions/streetsidesoftware.code-spell-checker-french/default.nix
@@ -0,0 +1,18 @@
+{ lib, vscode-utils }:
+
+vscode-utils.buildVscodeMarketplaceExtension {
+  mktplcRef = {
+    name = "code-spell-checker-french";
+    publisher = "streetsidesoftware";
+    version = "0.4.3";
+    hash = "sha256-FPnS/gU7+Kz3ZgbwiNIs/Rr1uiz5qIWsvpKB5lZGz+s=";
+  };
+  meta = {
+    changelog = "https://marketplace.visualstudio.com/items/streetsidesoftware.code-spell-checker-french/changelog";
+    description = "French dictionary extension for VS Code";
+    downloadPage = "https://marketplace.visualstudio.com/items?itemName=streetsidesoftware.code-spell-checker-french";
+    homepage = "https://github.com/streetsidesoftware/vscode-cspell-dict-extensions#readme";
+    license = lib.licenses.gpl3Only;
+    maintainers = with lib.maintainers; [ aduh95 ];
+  };
+}