diff --git a/setup.py b/setup.py
index dea0e87..bd43c01 100644
--- a/setup.py
+++ b/setup.py
@@ -3,7 +3,7 @@ from setuptools import setup
 # Available at setup time due to pyproject.toml
 from pybind11.setup_helpers import Pybind11Extension, build_ext
 
-__version__ = "1.0.2"
+__version__ = "1.0.3"
 
 # Note:
 #   Sort input source files if you glob sources to ensure bit-for-bit
@@ -11,7 +11,7 @@ __version__ = "1.0.2"
 
 ext_modules = [Pybind11Extension(
         "oxenmq",
-        ["src/bencode.cpp", "src/module.cpp", "src/oxenmq.cpp"],
+        ["src/oxenmq.cpp"],
         cxx_std=17,
         libraries=["oxenmq"],
         ),
diff --git a/src/bencode.cpp b/src/bencode.cpp
deleted file mode 100644
index 82419f3..0000000
--- a/src/bencode.cpp
+++ /dev/null
@@ -1,15 +0,0 @@
-#include "common.hpp"
-#include "oxenmq/base32z.h"
-
-namespace oxenmq {
-
-void BEncode_Init(py::module& mod) {
-    mod.def("base32z_encode", [](py::bytes data) {
-        char* ptr = nullptr;
-        py::ssize_t sz = 0;
-        PyBytes_AsStringAndSize(data.ptr(), &ptr, &sz);
-        return oxenmq::to_base32z(ptr, ptr+sz);
-    });
-}
-
-}
diff --git a/src/common.hpp b/src/common.hpp
deleted file mode 100644
index 4bb8dce..0000000
--- a/src/common.hpp
+++ /dev/null
@@ -1,13 +0,0 @@
-#pragma once
-#include <pybind11/pybind11.h>
-#include <pybind11/stl.h>
-#include <pybind11/functional.h>
-
-namespace py = pybind11;
-
-namespace oxenmq {
-
-void OxenMQ_Init(py::module &mod);
-void BEncode_Init(py::module & mod);
-
-}
diff --git a/src/module.cpp b/src/module.cpp
deleted file mode 100644
index a9da6ba..0000000
--- a/src/module.cpp
+++ /dev/null
@@ -1,6 +0,0 @@
-#include "common.hpp"
-
-PYBIND11_MODULE(oxenmq, m) {
-    oxenmq::OxenMQ_Init(m);
-    oxenmq::BEncode_Init(m);
-}
diff --git a/src/oxenmq.cpp b/src/oxenmq.cpp
index aa413d2..81cdb83 100644
--- a/src/oxenmq.cpp
+++ b/src/oxenmq.cpp
@@ -1,4 +1,3 @@
-#include "common.hpp"
 #include <chrono>
 #include <exception>
 #include <oxenmq/oxenmq.h>
@@ -14,6 +13,8 @@
 #include <memory>
 #include <variant>
 
+namespace py = pybind11;
+
 namespace oxenmq {
 
 // Convert a py::object containing a str, bytes, or iterable over str/bytes to a vector of message
@@ -51,8 +52,7 @@ struct stderr_logger {
     }
 };
 
-void
-OxenMQ_Init(py::module& mod)
+PYBIND11_MODULE(oxenmq, mod)
 {
     using namespace pybind11::literals;
     constexpr py::kw_only kwonly{};