diff --git a/dockers/hto-adt-postprocess/build.sh b/dockers/hto-adt-postprocess/build.sh
index 175ae44..755458d 100755
--- a/dockers/hto-adt-postprocess/build.sh
+++ b/dockers/hto-adt-postprocess/build.sh
@@ -2,4 +2,10 @@
 
 source config.sh
 
+if [ ! -r ./data/10x-hto-gex-mapper.pickle ]
+then
+    # pre-build 10x-hto-gex-mapper.pickle
+    python hto_gex_mapper.py
+fi
+
 docker build -t ${image_name}:${version} .
diff --git a/dockers/hto-adt-postprocess/config.sh b/dockers/hto-adt-postprocess/config.sh
index 6f51fd8..4c4baad 100644
--- a/dockers/hto-adt-postprocess/config.sh
+++ b/dockers/hto-adt-postprocess/config.sh
@@ -2,7 +2,6 @@ version="0.3.3"
 
 # docker related
 registry="583643567512.dkr.ecr.us-east-1.amazonaws.com"
-registry="hisplan"
 image_name="cromwell-hto-adt-postprocess"
 
 # set this to 1 if you want to create a repository in AWS ECR