diff --git a/checks/default.nix b/checks/default.nix
index 24211a0..85cce5e 100644
--- a/checks/default.nix
+++ b/checks/default.nix
@@ -9,7 +9,7 @@
   ${system} = {
 
     # Check project formatting
-    format = self.formatter.${system};
+    formatter = self.formatter.${system};
 
     #TODO(#29): Integration/System tests