diff --git a/Makefile b/Makefile
index c706c86..322654b 100644
--- a/Makefile
+++ b/Makefile
@@ -9,6 +9,9 @@ help: ## Show this help message
 install: ## Install deb-mock in development mode
 	pip install -e .
 
+debian-install: ## Install for Debian package build (no pip)
+	@echo "Debian package build - installation handled by debian/rules"
+
 install-dev: ## Install deb-mock with development dependencies
 	pip install -e .
 	pip install -r requirements-dev.txt
diff --git a/debian/rules b/debian/rules
index fa0d973..00ad645 100755
--- a/debian/rules
+++ b/debian/rules
@@ -12,10 +12,19 @@ override_dh_auto_install:
 	# Install documentation
 	install -D -m 644 README.md debian/deb-mock/usr/share/doc/deb-mock/README.md
 	install -D -m 644 docs/*.md debian/deb-mock/usr/share/doc/deb-mock/ 2>/dev/null || true
+	# Install Python modules
+	mkdir -p debian/deb-mock/usr/lib/python3/dist-packages/deb_mock
+	cp -r deb_mock/*.py debian/deb-mock/usr/lib/python3/dist-packages/deb_mock/
+	# Create __init__.py if it doesn't exist
+	touch debian/deb-mock/usr/lib/python3/dist-packages/deb_mock/__init__.py
 
 override_dh_python3:
 	dh_python3 --no-pycentral
 
 override_dh_auto_test:
 	# Skip tests during package build - they're run in CI/CD
-	@echo "Skipping tests during package build" 
\ No newline at end of file
+	@echo "Skipping tests during package build"
+
+override_dh_auto_build:
+	# Use debian-install target instead of regular install
+	$(MAKE) debian-install 
\ No newline at end of file