diff --git a/conf/init/certs_install.sh b/conf/init/certs_install.sh
index e58d282bb..8643faa8c 100755
--- a/conf/init/certs_install.sh
+++ b/conf/init/certs_install.sh
@@ -1,9 +1,9 @@
 #! /bin/bash
 set -e
 QUAYPATH=${QUAYPATH:-"."}
-QUAYCONF=${QUAYCONF:-"$QUAYPATH/conf/stack"}
+QUAYCONF=${QUAYCONF:-"$QUAYPATH/conf"}
 QUAYCONFIG=${QUAYCONFIG:-"$QUAYCONF/stack"}
-CERTDIR=${QUAYCONFIG/extra_ca_certs}
+CERTDIR=${CERTDIR:-"$QUAYCONFIG/extra_ca_certs"}
 
 # If we're running under kube, the previous script (02_get_kube_certs.sh) will put the certs in a different location
 if [[ "$KUBERNETES_SERVICE_HOST" != "" ]];then
@@ -37,7 +37,7 @@ if [ -f $CERTDIR ]; then
 fi
 
 # Add extra trusted certificates (prefixed)
-for f in $(find $CERTDIR/ -maxdepth 1 -type f -name "extra_ca*")
+for f in $(find $QUAYCONFIG/ -maxdepth 1 -type f -name "extra_ca*")
 do
  echo "Installing extra cert $f"
  cp "$f" /usr/local/share/ca-certificates/