diff --git a/ci-scripts/yaml_files/sa_gnb_aerial/docker-compose.yaml b/ci-scripts/yaml_files/sa_gnb_aerial/docker-compose.yaml
index ee57c430a8..d11a97c186 100644
--- a/ci-scripts/yaml_files/sa_gnb_aerial/docker-compose.yaml
+++ b/ci-scripts/yaml_files/sa_gnb_aerial/docker-compose.yaml
@@ -33,7 +33,7 @@ services:
       timeout: 5s
       retries: 5
   oai-gnb-aerial:
-    cpuset: "13-20"
+    cpuset: "13-14"
     image: ${REGISTRY:-oaisoftwarealliance}/oai-gnb-aerial:${TAG:-develop}
     depends_on:
       nv-cubb: