diff --git a/.circleci/config.yml b/.circleci/config.yml
index 7e6067574..acd6c00fc 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -347,7 +347,7 @@ jobs:
 
   chk_pylint:
     docker:
-      - image: buildpack-deps:eoan
+      - image: buildpack-deps:focal
     steps:
       - checkout
       - run:
@@ -363,7 +363,7 @@ jobs:
 
   chk_antlr_grammar:
     docker:
-      - image: buildpack-deps:eoan
+      - image: buildpack-deps:focal
     steps:
       - checkout
       - run: