diff --git a/.circleci/config.yml b/.circleci/config.yml
index c63f1c14..37010e53 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -28,7 +28,8 @@ workflows:
 jobs:
   test:
     parallelism: 5 # parallel containers to split the tests among
-    image: ubuntu-2004:202201-02
+    machine:
+      image: circleci/classic:201707-01
     environment:
       _JAVA_OPTIONS: "-Xms1024m -Xmx2048m"
       _SERVICE_OCCURENCE: 5
@@ -138,7 +139,8 @@ jobs:
           path: ~/junit/
           destination: testartifacts
   build:
-    image: ubuntu-2004:202201-02
+    machine:
+      image: circleci/classic:201707-01
     environment:
       _JAVA_OPTIONS: "-Xms2g -Xmx2g"
       _SERVICE_OCCURENCE: 5