diff --git a/requirements.txt b/requirements.txt
index b7476a439..b2a9c9ede 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,6 +8,6 @@ Babel>=2.3.4 # BSD
 oslo.config!=3.18.0,>=3.14.0 # Apache-2.0
 oslo.log>=3.11.0 # Apache-2.0
 six>=1.9.0 # MIT
-PyMySQL!=0.7.7,>=0.7.6 # MIT License
+PyMySQL>=0.7.6 # MIT License
 paramiko>=2.0 # LGPLv2.1+
 pycrypto>=2.6 # Public Domain