diff --git a/Dockerfile b/Dockerfile
index cd09122..e7bc6eb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,7 +10,7 @@ FROM python:3.8.18-slim-bullseye
 LABEL org.opencontainers.image.authors="Bioinformatics and DDBJ Center <tazro.ohta@chiba-u.jp>"
 LABEL org.opencontainers.image.url="https://github.com/sapporo-wes/sapporo-service"
 LABEL org.opencontainers.image.source="https://github.com/sapporo-wes/sapporo-service/blob/main/Dockerfile"
-LABEL org.opencontainers.image.version="1.6.1"
+LABEL org.opencontainers.image.version="1.6.2"
 LABEL org.opencontainers.image.description="sapporo-service is a standard implementation conforming to the Global Alliance for Genomics and Health (GA4GH) Workflow Execution Service (WES) API specification."
 LABEL org.opencontainers.image.licenses="Apache2.0"
 
diff --git a/compose.yml b/compose.yml
index 1ebf8d6..e098adf 100644
--- a/compose.yml
+++ b/compose.yml
@@ -1,7 +1,7 @@
 version: "3.5"
 services:
   app:
-    image: ghcr.io/sapporo-wes/sapporo-service:1.6.1
+    image: ghcr.io/sapporo-wes/sapporo-service:1.6.2
     container_name: sapporo-service
     volumes:
       # The ones below are mounted for cwltool and DinD.
diff --git a/sapporo/__init__.py b/sapporo/__init__.py
index 68feae5..758125f 100644
--- a/sapporo/__init__.py
+++ b/sapporo/__init__.py
@@ -1,3 +1,3 @@
 #!/usr/bin/env python3
 # coding: utf-8
-__version__ = "1.6.1"
+__version__ = "1.6.2"
diff --git a/sapporo/service-info.json b/sapporo/service-info.json
index ab216c5..1e53d17 100644
--- a/sapporo/service-info.json
+++ b/sapporo/service-info.json
@@ -69,7 +69,7 @@
   "contact_info_url": "https://github.com/sapporo-wes/sapporo-service",
   "tags": {
     "wes-name": "sapporo",
-    "sapporo-version": "1.6.1",
+    "sapporo-version": "1.6.2",
     "news_content": ""
   }
 }