diff --git a/Builder/scripts/docker-builder-backend.sh b/Builder/scripts/docker-builder-backend.sh
index efe738e..760247a 100755
--- a/Builder/scripts/docker-builder-backend.sh
+++ b/Builder/scripts/docker-builder-backend.sh
@@ -31,7 +31,7 @@ grep 'FROM code.ornl.gov:4567' ./container.def
 GREP_RC=$?
 if [[ ${GREP_RC} -eq 0 ]] ; then
     echo "Using OLCF Gitlab registry login credentials"
-    docker login code.ornl.gov:4567 -u ${GITLAB_READONLY_USERNAME} -p ${GITLAB_READONLY_TOKEN} >&${OUT_FD}
+    docker login code.ornl.gov:4567 -u ${GITLAB_READONLY_USERNAME} -p ${GITLAB_READONLY_TOKEN} 2>&1 >&${OUT_FD}
 fi
 
 # provide read only access to the private olcf dockerhub repository
@@ -39,15 +39,15 @@ grep 'FROM olcf/' ./container.def
 GREP_RC=$?
 if [[ ${GREP_RC} -eq 0 ]] ; then
     echo "Using OLCF Dockerhub registry login credentials"
-    docker login -u ${DOCKERHUB_READONLY_USERNAME} -p ${DOCKERHUB_READONLY_TOKEN} >&${OUT_FD}
+    docker login -u ${DOCKERHUB_READONLY_USERNAME} -p ${DOCKERHUB_READONLY_TOKEN} 2>&1 >&${OUT_FD}
 fi
 
 # Spin up local registry
-docker ${DEBUG_FLAG} run -d -p 5000:5000 --restart=always --name registry registry:2 >&${OUT_FD}
+docker ${DEBUG_FLAG} run -d -p 5000:5000 --restart=always --name registry registry:2 2>&1 >&${OUT_FD}
 
 # Build the Dockerfile docker image in the current directory
 mv ./container.def Dockerfile
-docker ${DEBUG_FLAG} build -t localhost:5000/docker_image:latest . || { echo 'Build Failed' ; exit 1; }
+/usr/bin/unbuffer docker ${DEBUG_FLAG} build -t localhost:5000/docker_image:latest . || { echo 'Build Failed' ; exit 1; }
 
 # Push to the local registry
 docker ${DEBUG_FLAG} push localhost:5000/docker_image:latest &>"$OUT_FD"
@@ -56,9 +56,9 @@ docker ${DEBUG_FLAG} push localhost:5000/docker_image:latest &>"$OUT_FD"
 export SINGULARITY_CACHEDIR=/home/builder/.singularity
 export SINGULARITY_NOHTTPS=true
 export SINGULARITY_PULLFOLDER=/home/builder
-singularity ${DEBUG_FLAG} pull --name container.simg docker://localhost:5000/docker_image:latest >&${OUT_FD}
+/usr/bin/unbuffer singularity ${DEBUG_FLAG} pull --name container.simg docker://localhost:5000/docker_image:latest 2>&1 >&${OUT_FD}
 
 # Workaround for PULLFOLDER not being respected: https://github.com/singularityware/singularity/pull/855
 if [ -e ${SINGULARITY_CACHEDIR}/container.simg ] ; then
-    mv ${SINGULARITY_CACHEDIR}/container.simg ./container.simg >&${OUT_FD}
+    mv ${SINGULARITY_CACHEDIR}/container.simg ./container.simg 2>&1 >&${OUT_FD}
 fi
\ No newline at end of file