diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 453b6b4..05f9aa7
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 aiohttp==3.4.4
 astroid==2.0.4
 async-timeout==3.0.1
-asyncpg==0.18.1
+asyncpg==0.21.0
 attrs==18.2.0
 certifi==2018.10.15
 cffi==1.11.5