diff --git a/test-requirements.txt b/test-requirements.txt
index e3ba21fcac..f1a79ebc9c 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -14,12 +14,12 @@ coverage>=4.0 # Apache-2.0
 fixtures>=3.0.0 # Apache-2.0/BSD
 mock>=2.0 # BSD
 sphinx>=1.5.1 # BSD
-requests!=2.12.2,>=2.10.0 # Apache-2.0
+requests!=2.12.2,!=2.13.0,>=2.10.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
 testresources>=0.2.4 # Apache-2.0/BSD
 testscenarios>=0.4 # Apache-2.0/BSD
 testtools>=1.4.0 # MIT
-psutil>=3.0.1 # BSD
+psutil>=3.2.2 # BSD
 oslotest>=1.10.0 # Apache-2.0
 os-testr>=0.8.0 # Apache-2.0