diff --git a/Dockerfile-GPU-minimal b/Dockerfile-GPU-minimal
index 44f5554e2..5c08dd35e 100644
--- a/Dockerfile-GPU-minimal
+++ b/Dockerfile-GPU-minimal
@@ -4,6 +4,7 @@ WORKDIR /home/user
 
 ENV LC_ALL=C.UTF-8
 ENV LANG=C.UTF-8
+ENV HAYSTACK_DOCKER_CONTAINER="HAYSTACK_MINIMAL_GPU_CONTAINER"
 
 # Install software dependencies
 RUN apt-get update && apt-get install -y software-properties-common && \