diff --git a/conf/solr/7.3.1/updateSchemaMDB.sh b/conf/solr/7.3.1/updateSchemaMDB.sh
index e4446083442..0044f15c7cd 100755
--- a/conf/solr/7.3.1/updateSchemaMDB.sh
+++ b/conf/solr/7.3.1/updateSchemaMDB.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 set -euo pipefail
 
 # This script updates the <field> and <copyField> schema configuration necessary to properly
@@ -61,6 +61,12 @@ echo "Retrieve schema data from ${DATAVERSE_URL}/api/admin/index/solr/schema"
 TMPFILE=`mktemp`
 curl -f -sS "${DATAVERSE_URL}/api/admin/index/solr/schema${UNBLOCK_KEY}" > $TMPFILE
 
+### Fail gracefull if Dataverse is not ready yet.
+if [[ "`wc -l ${TMPFILE}`" < "3" ]]; then
+  echo "Dataverse responded with empty file. When running on K8s: did you bootstrap yet?"
+  exit 123
+fi
+
 ### Processing
 echo "Writing ${TARGET}/schema_dv_mdb_fields.xml"
 echo "<fields>" > ${TARGET}/schema_dv_mdb_fields.xml
@@ -76,4 +82,4 @@ rm ${TMPFILE}*
 
 ### Reloading
 echo "Triggering Solr RELOAD at ${SOLR_URL}/solr/admin/cores?action=RELOAD&core=collection1"
-curl -f -sS "${SOLR_URL}/solr/admin/cores?action=RELOAD&core=collection1"
\ No newline at end of file
+curl -f -sS "${SOLR_URL}/solr/admin/cores?action=RELOAD&core=collection1"