diff --git a/setup.py b/setup.py
index 44212f1a..417f4640 100644
--- a/setup.py
+++ b/setup.py
@@ -5,6 +5,7 @@
         Extension(
             name="dispatch.experimental.durable.frame",
             sources=["src/dispatch/experimental/durable/frame.c"],
+            include_dirs=["src/dispatch/experimental/durable"],
         ),
     ]
 )