diff --git a/modules/fedi/blobhajFlags.nix b/modules/fedi/blobhajFlags.nix
index a24556a..0a770c3 100644
--- a/modules/fedi/blobhajFlags.nix
+++ b/modules/fedi/blobhajFlags.nix
@@ -7,8 +7,6 @@ stdenvNoCC.mkDerivation {
 
   src = ./blobhajFlags;
 
-  sourceRoot = ".";
-
   installPhase = ''
     runHook preInstall