diff --git a/.circleci/config.yml b/.circleci/config.yml
index 43affed..e1e7703 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -5,12 +5,21 @@ executors:
   ruby_2_7:
     docker:
       - image: rubylang/ruby:2.7.0-bionic
+        auth:
+          username: smarthrinc
+          password: $DOCKER_HUB_ACCESS_TOKEN
   ruby_2_6:
     docker:
       - image: rubylang/ruby:2.6.5-bionic
+        auth:
+          username: smarthrinc
+          password: $DOCKER_HUB_ACCESS_TOKEN
   ruby_2_5:
     docker:
       - image: rubylang/ruby:2.5.7-bionic
+        auth:
+          username: smarthrinc
+          password: $DOCKER_HUB_ACCESS_TOKEN
 
 commands:
   install_system_dependencies: