diff --git a/maintainers/flake-module.nix b/maintainers/flake-module.nix
index 54f53fb6a..671591ab4 100644
--- a/maintainers/flake-module.nix
+++ b/maintainers/flake-module.nix
@@ -107,7 +107,6 @@
             excludes = [
               # We haven't linted these files yet
               ''^tests/functional/dump-db\.sh$''
-              ''^tests/functional/dyn-drv/old-daemon-error-hack\.sh$''
               ''^tests/functional/dyn-drv/recursive-mod-json\.sh$''
               ''^tests/functional/eval-store\.sh$''
               ''^tests/functional/export-graph\.sh$''
diff --git a/tests/functional/dyn-drv/old-daemon-error-hack.sh b/tests/functional/dyn-drv/old-daemon-error-hack.sh
index 43b049973..02129bd73 100644
--- a/tests/functional/dyn-drv/old-daemon-error-hack.sh
+++ b/tests/functional/dyn-drv/old-daemon-error-hack.sh
@@ -1,3 +1,4 @@
+# shellcheck shell=bash
 # Purposely bypassing our usual common for this subgroup
 source ../common.sh