diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 7caaa220..e3a6a8f0 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -6,6 +6,10 @@
 
 - feat: save variables and export data to JSON files when specified `--save-tests`
 
+**Changed**
+
+- change: alter HttpRunner default log_level to WARNING
+
 ## 2.5.5 (2020-01-06)
 
 **Fixed**
diff --git a/httprunner/api.py b/httprunner/api.py
index 1edc1dcc..cdd7bd32 100644
--- a/httprunner/api.py
+++ b/httprunner/api.py
@@ -22,7 +22,7 @@ class HttpRunner(object):
 
     """
 
-    def __init__(self, failfast=False, save_tests=False, log_level="INFO", log_file=None):
+    def __init__(self, failfast=False, save_tests=False, log_level="WARNING", log_file=None):
         """ initialize HttpRunner.
 
         Args: