diff --git a/r-session-complete/Dockerfile.centos7 b/r-session-complete/Dockerfile.centos7
index 2165e0d5..4d5c08bf 100644
--- a/r-session-complete/Dockerfile.centos7
+++ b/r-session-complete/Dockerfile.centos7
@@ -4,7 +4,7 @@ ARG PYTHON_VERSION=3.9.14
 ARG PYTHON_VERSION_ALT=3.8.15
 ARG SRC_IMAGE_NAME=product-base-pro
 ARG REGISTRY=ghcr.io
-FROM ${REGISTRY}/rstudio/${SRC_IMAGE_NAME}:centos7-r${R_VERSION}_${R_VERSION_ALT}-py${PYTHON_VERSION}_${PYTHON_VERSION_ALT} as build
+FROM product-base-pro as build
 LABEL maintainer="RStudio Docker <docker@rstudio.com>"`
 
 ARG R_VERSION=4.2.3