diff --git a/3rdparty/python/requirements.txt b/3rdparty/python/requirements.txt
index dd8c102664f..69b47674e44 100644
--- a/3rdparty/python/requirements.txt
+++ b/3rdparty/python/requirements.txt
@@ -6,7 +6,7 @@ lockfile==0.10.2
 Markdown==2.1.1
 mock==1.3.0
 mox==0.5.3
-pex==1.1.0
+pex==1.1.1
 psutil==3.1.1
 pep8==1.6.2
 pyflakes==0.9.2