diff --git a/.gitignore b/.gitignore
index ed8ebf5..f071240 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
-__pycache__
\ No newline at end of file
+__pycache__
+.pytest_cache
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index dd7226b..60668e2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@
 # Each time the image is built, docker will only rerun commands as necessary.
 # In practice, this means that the first build takes a while, but subsequent ones are much faster, if the dockerfile is well-ordered.
 
-FROM ubuntu:16.04
+FROM ubuntu:20.04
 
 MAINTAINER Spencer Brown "sbrow420@students.kennesaw.edu"
 
diff --git a/requirements.txt b/requirements.txt
index 2f1c9d6..f808858 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,22 @@
+attrs==20.2.0
 click==7.1.2
 Flask==1.1.2
+hypothesis==5.33.0
+importlib-metadata==1.7.0
+iniconfig==1.0.1
 itsdangerous==1.1.0
 Jinja2==2.11.2
 MarkupSafe==1.1.1
+more-itertools==8.5.0
+packaging==20.4
+pathlib2==2.3.5
 pkg-resources==0.0.0
+pluggy==0.13.1
+py==1.9.0
+pyparsing==2.4.7
+pytest==6.0.1
+six==1.15.0
+sortedcontainers==2.2.2
+toml==0.10.1
 Werkzeug==1.0.1
+zipp==3.1.0