diff --git a/.circleci/config.yml b/.circleci/config.yml
index 6b6d899..98b4c93 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -5,6 +5,7 @@ executors:
     docker:
       - image: aeternity/builder
         user: builder
+    resource_class: medium+
 
 jobs:
   build: