diff --git a/pyproject.toml b/pyproject.toml
index 7f5ea405..06aec50c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,6 +24,10 @@ license = "GPL-3.0"
 
 exclude = ["**/node_modules/"]
 
+packages = [
+    { include = "openflexure_microscope" },
+]
+
 [tool.poetry.dependencies]
 python = "^3.6"
 Flask = "^1.0"