diff --git a/pkgs/development/node-packages/overrides.nix b/pkgs/development/node-packages/overrides.nix
index 6609200b9aef..70cc6a000113 100644
--- a/pkgs/development/node-packages/overrides.nix
+++ b/pkgs/development/node-packages/overrides.nix
@@ -231,6 +231,12 @@ final: prev: {
     };
   };
 
+  prettier = prev.prettier.override {
+    passthru.tests.version = pkgs.testers.testVersion {
+      package = final.prettier;
+    };
+  };
+
   wavedrom-cli = prev.wavedrom-cli.override {
     nativeBuildInputs = [
       pkgs.pkg-config