diff --git a/test-requirements.txt b/test-requirements.txt
index de5732cf24..4038b1bb0a 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -12,5 +12,5 @@ oslotest>=1.2.0  # Apache-2.0
 requests-mock>=0.5.1  # Apache-2.0
 sphinx>=1.1.2,!=1.2.0,!=1.3b1,<1.3
 testrepository>=0.0.18
-testtools>=0.9.36
+testtools>=0.9.36,!=1.2.0,!=1.4.0
 WebOb>=1.2.3