diff --git a/.travis.yml b/.travis.yml
index c41b006..4cf8e6e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,7 +5,7 @@ python:
 install: 
   - pip install --upgrade setuptools pip  
   - pip install -r requirements.txt
-  - pip install -r <(curl --silent https://raw.githubusercontent.com/scipy-conference/scipy_proceedings/2019/requirements.txt)
+  - pip install -r <(curl --silent https://raw.githubusercontent.com/scipy-conference/scipy_proceedings/2020/requirements.txt)
 script:
   - pytest
 
diff --git a/Dockerfile b/Dockerfile
index 638d31c..d15cebb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:latest
+FROM ubuntu:bionic
 
 ENV DEBIAN_FRONTEND=noninteractive
 
@@ -6,10 +6,9 @@ ENV UID_PROCBUILD=1002
 ENV GID_PROCBUILD=1006
 
 RUN apt-get update && \
-    apt-get install -y python3.6 python3.6-venv git curl \
+    apt-get install -y python3.6 python3-venv git curl \
     texlive-latex-base texlive-publishers texlive-fonts-recommended  \
     texlive-latex-extra texlive-bibtex-extra && \
-    apt-get install -y python3-venv && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && \
     groupadd -g ${GID_PROCBUILD} procbuild && \
@@ -28,7 +27,7 @@ RUN bash -c "python3.6 -m venv /procbuild_env && \
 RUN bash -c "source /procbuild_env/bin/activate && \
     pip install --upgrade pip && \
     pip install -r requirements.txt && \
-    pip install -r <(curl --silent https://raw.githubusercontent.com/scipy-conference/scipy_proceedings/2019/requirements.txt)"
+    pip install -r <(curl --silent https://raw.githubusercontent.com/scipy-conference/scipy_proceedings/2020/requirements.txt)"
 
 USER procbuild
 
diff --git a/README.md b/README.md
index 5000aaf..bf0b529 100644
--- a/README.md
+++ b/README.md
@@ -97,7 +97,7 @@ This includes some packages on pypi which we'll install with `pip`. The easiest
 way to do this is by pulling down the latest version of the file with `curl`:
 
 ```
-pip install -r <(curl https://raw.githubusercontent.com/scipy-conference/scipy_proceedings/2019/requirements.txt)
+pip install -r <(curl https://raw.githubusercontent.com/scipy-conference/scipy_proceedings/2020/requirements.txt)
 ```
 
 Additionally, you will need to install a version of LaTeX and some external
diff --git a/procbuild/__init__.py b/procbuild/__init__.py
index 0cc7f27..8e6a4db 100644
--- a/procbuild/__init__.py
+++ b/procbuild/__init__.py
@@ -2,5 +2,5 @@
 
 package_path = os.path.abspath(os.path.dirname(__file__))
 
-MASTER_BRANCH = os.environ.get('MASTER_BRANCH', '2019')
+MASTER_BRANCH = os.environ.get('MASTER_BRANCH', '2020')
 ALLOW_MANUAL_BUILD_TRIGGER = bool(int(os.environ.get('ALLOW_MANUAL_BUILD_TRIGGER', 1)))
diff --git a/requirements.txt b/requirements.txt
index 900ce35..63fd387 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
-Flask==0.12.2
-waitress==1.0.2
-urllib3==1.22
+Flask==1.0
+waitress==1.4.2
+urllib3==1.25.5
 pyzmq==17.0.0
 pytest==3.4.2
diff --git a/runserver.py b/runserver.py
index ebd175a..e2bc5ef 100755
--- a/runserver.py
+++ b/runserver.py
@@ -6,7 +6,7 @@
 from waitress import serve
 
 # -- SERVER CONFIGURATION -- (can be overridden from shell)
-config = (('MASTER_BRANCH', '2019'),
+config = (('MASTER_BRANCH', '2020'),
           ('ALLOW_MANUAL_BUILD_TRIGGER', '1'),
           ('PORT', '7001'))