diff --git a/roles/cardano-node.nix b/roles/cardano-node.nix
index 418a7fc..301b74c 100644
--- a/roles/cardano-node.nix
+++ b/roles/cardano-node.nix
@@ -5,7 +5,7 @@
 let
 
   sources = import ../nix/sources.nix;
-  cardanoNodeProject = import sources.cardano-node {};
+  cardanoNodeProject = import (sources.cardano-node + "/nix") { gitrev = sources.cardano-node.rev; };
 
 in