diff --git a/Dockerfile b/Dockerfile
index 836226b..5b9a7c7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9.6-alpine
+FROM python:3.9.6-buster
 
 LABEL version="1.0.0"
 LABEL repository="https://github.com/totaldebug/sphinx-publish-action"
@@ -6,10 +6,11 @@ LABEL homepage="https://github.com/totaldebug/sphinx-publish-action"
 LABEL maintainer="Steven Marks <marksie1988@github.com>"
 
 # debug
-RUN apk add --no-cache git build-base
-RUN apk add --update curl
+RUN apt update -y
+RUN apt upgrade -y
+RUN apt install curl git -y
 
-RUN pip install -U sphinx
+RUN pip install -U sphinx poetry
 RUN sphinx-build --version
 
 COPY LICENSE README.rst /
diff --git a/entrypoint.sh b/entrypoint.sh
index 14962ec..11d6e50 100644
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -106,8 +106,8 @@ if [ "${INPUT_KEEP_HISTORY}" = true ]; then
   COMMIT_OPTIONS="--allow-empty"
 else
   echo "::debug::Initializing new repo"
-  LOCAL_BRANCH="main"
-  git init -b $LOCAL_BRANCH
+  LOCAL_BRANCH="master"
+  git init
   PUSH_OPTIONS="--force"
   COMMIT_OPTIONS=""
 fi
@@ -116,6 +116,19 @@ echo "::debug::Local branch is ${LOCAL_BRANCH}"
 
 cd "${GITHUB_WORKSPACE}"
 
+echo "::debug::Checking for requirements file in ${GITHUB_WORKSPACE}/requirements.txt"
+if [ -f "${GITHUB_WORKSPACE}/requirements.txt" ]; then
+    echo "::debug::Installing Project requirements"
+    pip install -r ${GITHUB_WORKSPACE}/requirements.txt
+fi
+
+echo "::debug::Checking for poetry file in ${GITHUB_WORKSPACE}/pyproject.toml"
+if [ -f "${GITHUB_WORKSPACE}/pyproject.toml" ]; then
+    echo "::debug::Installing Poetry Project requirements"
+    poetry build -f wheel
+    pip install dist/*.whl
+fi
+
 echo "::debug::Checking for requirements file in ${SPHINX_SRC}/requirements.txt"
 if [ -f "${SPHINX_SRC}/requirements.txt" ]; then
     echo "::debug::Installing Sphinx requirements"