diff --git a/__init__.py b/ebml/__init__.py
similarity index 100%
rename from __init__.py
rename to ebml/__init__.py
diff --git a/atomic.py b/ebml/atomic.py
similarity index 100%
rename from atomic.py
rename to ebml/atomic.py
diff --git a/container.py b/ebml/container.py
similarity index 100%
rename from container.py
rename to ebml/container.py
diff --git a/data_elements.py b/ebml/data_elements.py
similarity index 100%
rename from data_elements.py
rename to ebml/data_elements.py
diff --git a/element.py b/ebml/element.py
similarity index 100%
rename from element.py
rename to ebml/element.py
diff --git a/header.py b/ebml/header.py
similarity index 100%
rename from header.py
rename to ebml/header.py
diff --git a/parsed.py b/ebml/parsed.py
similarity index 100%
rename from parsed.py
rename to ebml/parsed.py
diff --git a/sortedlist.py b/ebml/sortedlist.py
similarity index 100%
rename from sortedlist.py
rename to ebml/sortedlist.py
diff --git a/specdata.xml b/ebml/specdata.xml
similarity index 100%
rename from specdata.xml
rename to ebml/specdata.xml
diff --git a/tagdata.py b/ebml/tagdata.py
similarity index 100%
rename from tagdata.py
rename to ebml/tagdata.py
diff --git a/tags.py b/ebml/tags.py
similarity index 100%
rename from tags.py
rename to ebml/tags.py
diff --git a/utility.py b/ebml/utility.py
similarity index 100%
rename from utility.py
rename to ebml/utility.py
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..4fc999c
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,15 @@
+[tool.poetry]
+name = "ebml"
+version = "0.1.0"
+description = "Module to parse a Matroska EBML file."
+authors = ["Joe Rabinoff <bobqwatson@gmail.com>"]
+license = "GPL-3.0-only"
+
+[tool.poetry.dependencies]
+python = "^3.6"
+
+[tool.poetry.dev-dependencies]
+
+[build-system]
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"