diff --git a/build/common/worker/healthcheck.sh b/build/common/worker/healthcheck.sh
index 6fac34b7..5811d740 100755
--- a/build/common/worker/healthcheck.sh
+++ b/build/common/worker/healthcheck.sh
@@ -1,28 +1,29 @@
 #!/bin/bash
+set -o errexit -o allexport -o nolog
 
-export COMMON_SITE_CONFIG_JSON='/home/frappe/frappe-bench/sites/common_site_config.json'
+COMMON_SITE_CONFIG_JSON='/home/frappe/frappe-bench/sites/common_site_config.json'
 
 # Set DB Host and port
-export DB_HOST=`cat $COMMON_SITE_CONFIG_JSON | awk '/db_host/ { gsub(/[",]/,"",$2); print $2}' | tr -d '\n'`
-export DB_PORT=`cat $COMMON_SITE_CONFIG_JSON | awk '/db_port/ { gsub(/[",]/,"",$2); print $2}' | tr -d '\n'`
+DB_HOST=`cat $COMMON_SITE_CONFIG_JSON | awk '/db_host/ { gsub(/[",]/,"",$2); print $2}' | tr -d '\n'`
+DB_PORT=`cat $COMMON_SITE_CONFIG_JSON | awk '/db_port/ { gsub(/[",]/,"",$2); print $2}' | tr -d '\n'`
 if [[ -z "$DB_PORT" ]]; then
-    export DB_PORT=3306
+    DB_PORT=3306
 fi
 
 # Set REDIS host:port
-export REDIS_CACHE=`cat $COMMON_SITE_CONFIG_JSON | awk '/redis_cache/ { gsub(/[",]/,"",$2); print $2}' | tr -d '\n' | sed 's|redis://||g'`
+REDIS_CACHE=`cat $COMMON_SITE_CONFIG_JSON | awk '/redis_cache/ { gsub(/[",]/,"",$2); print $2}' | tr -d '\n' | sed 's|redis://||g'`
 if [[ "$REDIS_CACHE" == *"/"* ]]; then
-  export REDIS_CACHE=`echo $REDIS_CACHE | cut -f1 -d"/"`
+  REDIS_CACHE=`echo $REDIS_CACHE | cut -f1 -d"/"`
 fi
 
-export REDIS_QUEUE=`cat $COMMON_SITE_CONFIG_JSON | awk '/redis_queue/ { gsub(/[",]/,"",$2); print $2}' | tr -d '\n' | sed 's|redis://||g'`
+REDIS_QUEUE=`cat $COMMON_SITE_CONFIG_JSON | awk '/redis_queue/ { gsub(/[",]/,"",$2); print $2}' | tr -d '\n' | sed 's|redis://||g'`
 if [[ "$REDIS_QUEUE" == *"/"* ]]; then
-  export REDIS_QUEUE=`echo $REDIS_QUEUE | cut -f1 -d"/"`
+  REDIS_QUEUE=`echo $REDIS_QUEUE | cut -f1 -d"/"`
 fi
 
-export REDIS_SOCKETIO=`cat $COMMON_SITE_CONFIG_JSON | awk '/redis_socketio/ { gsub(/[",]/,"",$2); print $2}' | tr -d '\n' | sed 's|redis://||g'`
+REDIS_SOCKETIO=`cat $COMMON_SITE_CONFIG_JSON | awk '/redis_socketio/ { gsub(/[",]/,"",$2); print $2}' | tr -d '\n' | sed 's|redis://||g'`
 if [[ "$REDIS_SOCKETIO" == *"/"* ]]; then
-  export REDIS_SOCKETIO=`echo $REDIS_SOCKETIO | cut -f1 -d"/"`
+  REDIS_SOCKETIO=`echo $REDIS_SOCKETIO | cut -f1 -d"/"`
 fi
 
 echo "Check $DB_HOST:$DB_PORT"