diff --git a/requirements.txt b/requirements.txt
index 282db01..9d073f5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,32 +1,34 @@
-appnope==0.1.0
-backcall==0.1.0
-certifi==2018.4.16
-chardet==3.0.4
-cycler==0.10.0
-decorator==4.3.0
-future==0.16.0
-gym==0.10.5
-idna==2.7
-ipython==6.4.0
-ipython-genutils==0.2.0
-jedi==0.12.1
-kiwisolver==1.0.1
-matplotlib==2.2.2
-numpy==1.14.5
-parso==0.3.1
-pexpect==4.6.0
-pickleshare==0.7.4
-prompt-toolkit==1.0.15
-ptyprocess==0.6.0
-pyglet==1.2.4
-Pygments==2.2.0
-pyparsing==2.2.0
-python-dateutil==2.7.3
-pytz==2018.5
-requests==2.19.1
-simplegeneric==0.8.1
-six==1.11.0
-torch==0.4.0
-traitlets==4.3.2
-urllib3==1.23
-wcwidth==0.1.7
+appnope
+backcall
+certifi
+chardet
+cycler
+decorator
+future
+gym
+idna
+ipython
+ipython-genutils
+jedi
+kiwisolver
+matplotlib
+numpy
+parso
+pexpect
+pickleshare
+prompt-toolkit
+ptyprocess
+pyglet
+Pygments
+pyparsing
+python-dateutil
+pytz
+requests
+scipy
+simplegeneric
+six
+torch
+traitlets
+urllib3
+wcwidth
+notebook