diff --git a/dev-requirements.txt b/dev-requirements.txt
index f898877..c3d7c6a 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -4,4 +4,4 @@ nose==1.3.7
 nose-capturestderr==1.2
 nose-exclude==0.5.0
 nose-watch==0.9.2
-testfixtures==5.3.1
+testfixtures==5.4.0