diff --git a/cabal.project b/cabal.project
index e6fdbad..4661747 100644
--- a/cabal.project
+++ b/cabal.project
@@ -1 +1,6 @@
 packages: .
+
+source-repository-package
+  type: git
+  location: https://github.com/fused-effects/fused-effects.git
+  tag: e677228b1f9c69a9378c3f33ea9ca798b06831d3