diff --git a/pkgs/tools/typesetting/tectonic/tests.nix b/pkgs/tools/typesetting/tectonic/tests.nix
index eac66f19599e..802e0812e8c8 100644
--- a/pkgs/tools/typesetting/tectonic/tests.nix
+++ b/pkgs/tools/typesetting/tectonic/tests.nix
@@ -62,7 +62,6 @@ let
         the `tectonic` derivation is updated.
       */
       inherit (emptyFile)
-        outputHashAlgo
         outputHashMode
         outputHash
         ;