diff --git a/.dockerignore b/.dockerignore
index 3543f6939..57efb59ad 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -7,7 +7,9 @@
 !src
 !requirements/*.txt
 !README.rst
+!LICENSE
 !pyproject.toml
+!setup.py
 !container/start.sh
 !container/healthcheck.py
 
diff --git a/.github/workflows/container-smoke-test.yml b/.github/workflows/container-smoke-test.yml
index 93c34decf..cced926bd 100644
--- a/.github/workflows/container-smoke-test.yml
+++ b/.github/workflows/container-smoke-test.yml
@@ -18,10 +18,7 @@ jobs:
           fetch-depth: 0
 
       - name: Install requirements
-        run: |
-          python -m venv venv
-          source ./venv/bin/activate
-          pip install .
+        run: make install
 
       - name: Resolve Karapace version
         run: |
diff --git a/MANIFEST.in b/MANIFEST.in
index a44e2b322..4ee222daa 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,4 +1,4 @@
-include src/karapace/*.py
+graft src
 include karapace.json
 include karapace.unit
 include tests/*.py
@@ -7,6 +7,5 @@ include README.rst
 include pyproject.toml
 include LICENSE
 include MANIFEST.in
-include src/*.so
 
 recursive-exclude examples *~ *.pyc \.*
diff --git a/karapace/protobuf/protopace/__init__.py b/src/karapace/protobuf/protopace/__init__.py
similarity index 100%
rename from karapace/protobuf/protopace/__init__.py
rename to src/karapace/protobuf/protopace/__init__.py
diff --git a/karapace/protobuf/protopace/protopace.py b/src/karapace/protobuf/protopace/protopace.py
similarity index 100%
rename from karapace/protobuf/protopace/protopace.py
rename to src/karapace/protobuf/protopace/protopace.py