diff --git a/nova-api-proxy/centos/stx-nova-api-proxy.dev_docker_image b/nova-api-proxy/centos/stx-nova-api-proxy.dev_docker_image
index af67a2ab..4d3d4acf 100644
--- a/nova-api-proxy/centos/stx-nova-api-proxy.dev_docker_image
+++ b/nova-api-proxy/centos/stx-nova-api-proxy.dev_docker_image
@@ -5,4 +5,5 @@ PROJECT=infra
 PROJECT_REPO=nil
 PIP_PACKAGES="api_proxy eventlet oslo.config oslo.log \
               paste PasteDeploy routes webob keystonemiddleware pylint"
+PYTHON3=no
 
diff --git a/nova-api-proxy/centos/stx-nova-api-proxy.stable_docker_image b/nova-api-proxy/centos/stx-nova-api-proxy.stable_docker_image
index af67a2ab..4d3d4acf 100644
--- a/nova-api-proxy/centos/stx-nova-api-proxy.stable_docker_image
+++ b/nova-api-proxy/centos/stx-nova-api-proxy.stable_docker_image
@@ -5,4 +5,5 @@ PROJECT=infra
 PROJECT_REPO=nil
 PIP_PACKAGES="api_proxy eventlet oslo.config oslo.log \
               paste PasteDeploy routes webob keystonemiddleware pylint"
+PYTHON3=no