diff --git a/requirements.txt b/requirements.txt
index 74e0916a..9ad1fd95 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,5 +11,5 @@ uvloop==0.16.0; python_version >= '3.7'
 aiocache==0.11.1
 ujson==4.2.0
 aiomcache==0.6.0
-Authlib==0.15.4
+Authlib==0.15.5
 gunicorn==20.1.0
diff --git a/setup.py b/setup.py
index 55ac1bda..1e902d13 100644
--- a/setup.py
+++ b/setup.py
@@ -39,7 +39,7 @@
     install_requires=[
         "asyncpg==0.24.0",
         "aiohttp==3.7.4.post0",
-        "Authlib==0.15.4",
+        "Authlib==0.15.5",
         "aiohttp-cors==0.7.0",
         "jsonschema==3.2.0; python_version < '3.7'",
         "jsonschema==4.1.0; python_version >= '3.7'",