diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 56ed4a03..2fb4f91d 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Release History
 
-## 3.1.1 (2020-06-21)
+## 3.1.1 (2020-06-23)
 
 **Added**
 
diff --git a/httprunner/__init__.py b/httprunner/__init__.py
index f731c024..55eeae4b 100644
--- a/httprunner/__init__.py
+++ b/httprunner/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "3.1.0"
+__version__ = "3.1.1"
 __description__ = "One-stop solution for HTTP(S) testing."
 
 # import firstly for monkey patch if needed
diff --git a/pyproject.toml b/pyproject.toml
index 5b65906c..5a1e5314 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "httprunner"
-version = "3.1.0"
+version = "3.1.1"
 description = "One-stop solution for HTTP(S) testing."
 license = "Apache-2.0"
 readme = "README.md"