diff --git a/requirements.txt b/requirements.txt
index 1b269aa..f8f0800 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,64 +1,62 @@
 absl-py==0.8.1
 backcall==0.1.0
 batchgenerators==0.19.3
 cachetools==3.1.1
 certifi==2019.11.28
 chardet==3.0.4
 cycler==0.10.0
 Cython==0.29.14
 decorator==4.4.1
 future==0.18.2
 google-auth==1.7.2
 google-auth-oauthlib==0.4.1
 grpcio==1.25.0
 idna==2.8
 imageio==2.6.1
 ipython==7.9.0
 ipython-genutils==0.2.0
 jedi==0.15.1
 joblib==0.14.0
 kiwisolver==1.1.0
 linecache2==1.0.0
 Markdown==3.1.1
 matplotlib==3.1.2
 networkx==2.4
 nms-extension==0.0.0
 numpy==1.17.4
 oauthlib==3.1.0
 pandas==0.25.3
 parso==0.5.1
 pexpect==4.7.0
 pickleshare==0.7.5
 Pillow==6.2.1
 prompt-toolkit==2.0.10
 protobuf==3.11.1
-psutil==5.6.5
+psutil==5.7.0
 ptyprocess==0.6.0
 pyasn1==0.4.8
 pyasn1-modules==0.2.7
 Pygments==2.5.2
 pyparsing==2.4.5
 python-dateutil==2.8.1
 pytz==2019.3
 PyWavelets==1.1.1
 RegRCNN==0.0.2
 requests==2.22.0
 requests-oauthlib==1.3.0
-RoIAlign-extension-2D==0.0.0
-RoIAlign-extension-3D==0.0.0
 rsa==4.0
 scikit-image==0.16.2
 scikit-learn==0.21.3
 scipy==1.3.1
 SimpleITK==1.2.3
 six==1.13.0
 tensorboard==2.0.2
 torch==1.3.1
 torchvision==0.4.2
 tqdm==4.39.0
 traceback2==1.4.0
 traitlets==4.3.3
 unittest2==1.1.0
 urllib3==1.25.7
 wcwidth==0.1.7
 Werkzeug==0.16.0