diff --git a/requirements.txt b/requirements.txt
index 87472a3..2115be1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,9 +1,12 @@
 gnureadline==6.3.3
-ipython==3.2.0
+ipython==3.2.1
 Jinja2==2.7.3
 jsonschema==2.5.1
 MarkupSafe==0.23
+mistune==0.6
 nose==1.3.7
+ptyprocess==0.5
+Pygments==2.0.2
 pyzmq==14.7.0
+terminado==0.5
 tornado==4.2
-zmq==0.0.0