diff --git a/.circleci/config.yml b/.circleci/config.yml
index 35d38741ef..afab01398c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -104,6 +104,11 @@ jobs:
       - STACK_FILE: "stack-8.8.3.yaml"
     <<: *defaults
 
+  ghc-8.8.4:
+    environment:
+      - STACK_FILE: "stack-8.8.4.yaml"
+    <<: *defaults
+
   ghc-8.10.1:
     environment:
       - STACK_FILE: "stack-8.10.1.yaml"
@@ -161,6 +166,7 @@ workflows:
       - ghc-8.6.5
       - ghc-8.8.2
       - ghc-8.8.3
+      - ghc-8.8.4
       - ghc-8.10.1
       # - ghc-nightly
       - cabal