diff --git a/test-requirements.txt b/test-requirements.txt
index ace08119a..3f8a93fc3 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -6,8 +6,8 @@ hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
 coverage!=4.4,>=4.0 # Apache-2.0
 fixtures>=3.0.0 # Apache-2.0/BSD
 mock>=2.0.0 # BSD
-psycopg2>=2.6.2 # LGPL/ZPL
-PyMySQL>=0.7.6 # MIT License
+psycopg2>=2.6.2; sys_platform!='darwin' # LGPL/ZPL
+PyMySQL>=0.7.6; sys_platform!='darwin' # MIT License
 oslotest>=3.4.0 # Apache-2.0
 stestr>=1.0.0 # Apache-2.0
 testtools>=2.2.0 # MIT