diff --git a/Dockerfile b/Dockerfile
index ac523cc..5bfc818 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -50,4 +50,5 @@ CMD ["pnpm", "--filter", "@groombook/db", "seed"]
 
 # Reset stage — drops all tables, re-runs migrations, and re-seeds
 FROM builder AS reset
+RUN corepack enable && corepack prepare pnpm@9.15.4 --activate
 CMD ["pnpm", "--filter", "@groombook/db", "reset"]