diff --git a/requirements.txt b/requirements.txt
index f2b11c74c..9324eb9d8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,8 +5,8 @@ pbr>=1.6 # Apache-2.0
 
 Paste # MIT
 PasteDeploy>=1.5.0 # MIT
-Routes!=2.0,!=2.1,>=1.12.3;python_version=='2.7' # MIT
-Routes!=2.0,>=1.12.3;python_version!='2.7' # MIT
+Routes!=2.0,!=2.1,!=2.3.0,>=1.12.3;python_version=='2.7' # MIT
+Routes!=2.0,!=2.3.0,>=1.12.3;python_version!='2.7' # MIT
 anyjson>=0.3.3 # BSD
 Babel>=1.3 # BSD
 eventlet!=0.18.3,>=0.18.2 # MIT
diff --git a/test-requirements.txt b/test-requirements.txt
index 27c3121b0..66aeabd21 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -9,7 +9,7 @@ cliff!=1.16.0,!=1.17.0,>=1.15.0 # Apache-2.0
 coverage>=3.6 # Apache-2.0
 discover # BSD
 doc8 # Apache-2.0
-fixtures>=1.3.1 # Apache-2.0/BSD
+fixtures<2.0,>=1.3.1 # Apache-2.0/BSD
 hacking<0.11,>=0.10.2
 mock>=1.2 # BSD
 python-subunit>=0.0.18 # Apache-2.0/BSD