diff --git a/stack.yaml b/stack.yaml
new file mode 100644
index 0000000..5aea741
--- /dev/null
+++ b/stack.yaml
@@ -0,0 +1,9 @@
+resolver: lts-12.1
+
+packages:
+- .
+
+extra-deps:
+- IfElse-0.85
+- hinotify-bytestring-0.3.8.1
+- hpath-0.9.2