diff --git a/eksctl/2i2c-aws-us.jsonnet b/eksctl/2i2c-aws-us.jsonnet
index c276e284ee..ecb50f67ef 100644
--- a/eksctl/2i2c-aws-us.jsonnet
+++ b/eksctl/2i2c-aws-us.jsonnet
@@ -86,7 +86,7 @@ local daskNodes = [
     nodeGroups: [
         ng + {
             namePrefix: 'core',
-            nameSuffix: 'b',
+            nameSuffix: 'a',
             nameIncludeInstanceType: false,
             availabilityZones: [nodeAz],
             ssh: {