diff --git a/arb-opencampuscodex.yml b/arb-opencampuscodex.yml
index 8608e5f7..8ea114f3 100644
--- a/arb-opencampuscodex.yml
+++ b/arb-opencampuscodex.yml
@@ -2,7 +2,7 @@ version: '3.1'
 
 services:
   arb-opencampuscodex:
-    image: 'offchainlabs/nitro-node:${NITRO_VERSION:-v3.0.2-9efbc16}'
+    image: 'offchainlabs/nitro-node:${NITRO_VERSION:-v2.2.4-8517340}'
     stop_grace_period: 3m
     user: root
     volumes:
diff --git a/arb-real.yml b/arb-real.yml
index 1868d9fc..bed8e00a 100644
--- a/arb-real.yml
+++ b/arb-real.yml
@@ -2,7 +2,7 @@ version: '3.1'
 
 services:
   arb-real:
-    image: 'offchainlabs/nitro-node:${NITRO_VERSION:-v3.0.2-9efbc16}'
+    image: 'offchainlabs/nitro-node:${NITRO_VERSION:-v2.2.4-8517340}'
     stop_grace_period: 3m
     user: root
     volumes: