diff --git a/build-docker.sh b/build-docker.sh
index b6a9ea3..a326c5c 100755
--- a/build-docker.sh
+++ b/build-docker.sh
@@ -48,12 +48,6 @@ CONTAINER_NAME=${CONTAINER_NAME:-pigen_work}
 CONTINUE=${CONTINUE:-0}
 PRESERVE_CONTAINER=${PRESERVE_CONTAINER:-0}
 
-if [ -z "${IMG_NAME}" ]; then
-	echo "IMG_NAME not set in 'config'" 1>&2
-	echo 1>&2
-exit 1
-fi
-
 # Ensure the Git Hash is recorded before entering the docker container
 GIT_HASH=${GIT_HASH:-"$(git rev-parse HEAD)"}