diff --git a/container/build.sh b/container/build.sh
index 6bf226842..92959d18f 100755
--- a/container/build.sh
+++ b/container/build.sh
@@ -569,8 +569,8 @@ function main() {
 
     if [[ -n "${repository}" ]]; then
         prefix="${repository}/"
-        if [[ -n "${image_repository}" ]]; then
-            prefix="${image_repository}/${prefix}"
+        if [[ -n "${image_registry}" ]]; then
+            prefix="${image_registry}/${prefix}"
         fi
     fi