diff --git a/jjb/jsonrpc/jsonrpc.yaml b/jjb/jsonrpc/jsonrpc.yaml
index d8a80d67e3..deca6d72f5 100644
--- a/jjb/jsonrpc/jsonrpc.yaml
+++ b/jjb/jsonrpc/jsonrpc.yaml
@@ -8,13 +8,14 @@
           project-pattern: jsonrpc
           rtd-build-url: https://readthedocs.org/api/v2/webhook/odl-jsonrpc/91870/
           rtd-token: 04d31d4414734686d63f9b160e974fe5a18d031d
-      - odl-maven-jobs-jdk17
-      - odl-maven-verify-jobs-jdk17
+      - odl-maven-jobs-jdk21
+      - odl-maven-verify-jobs-jdk21
 
     project: "jsonrpc"
     project-name: "jsonrpc"
     stream: scandium
     branch: "master"
+    build-node: ubuntu2004-docker-4c-4g
     mvn-settings: "jsonrpc-settings"
     dependencies: "odlparent-merge-{stream},yangtools-merge-{stream},controller-merge-{stream},mdsal-merge-{stream}"
     email-upstream: "[jsonrpc] [odlparent] [yangtools] [controller] [mdsal]"
@@ -33,6 +34,8 @@
           rtd-token: 04d31d4414734686d63f9b160e974fe5a18d031d
       - odl-maven-jobs-jdk17
       - odl-maven-verify-jobs-jdk17
+      - odl-maven-verify-jobs-jdk21:
+          build-node: ubuntu2004-docker-4c-4g
 
     project: "jsonrpc"
     project-name: "jsonrpc"
@@ -82,11 +85,12 @@
 - project:
     name: jsonrpc-sonar
     jobs:
-      - odl-sonar-jobs-jdk17
+      - odl-sonar-jobs-jdk21
 
     project: "jsonrpc"
     project-name: "jsonrpc"
     branch: "master"
+    build-node: ubuntu2004-docker-4c-4g
     mvn-settings: "jsonrpc-settings"
     mvn-opts: "-Xmx1024m"