diff --git a/requirements_travis.txt b/requirements_travis.txt
index 999a120..aa99597 100644
--- a/requirements_travis.txt
+++ b/requirements_travis.txt
@@ -26,7 +26,7 @@ pyramid-tm==0.11
 pytest==2.7.0
 pytest-cov==1.8.1
 repoze.lru==0.6
-rsa==3.1.4
+rsa==4.7
 selenium==2.45.0
 translationstring==1.3
 venusian==1.0