diff --git a/tests/modules/misc/specialisation/specialisation.nix b/tests/modules/misc/specialisation/specialisation.nix
index daea6e2c7..0778851e3 100644
--- a/tests/modules/misc/specialisation/specialisation.nix
+++ b/tests/modules/misc/specialisation/specialisation.nix
@@ -10,5 +10,6 @@
 
     assertFileExists specialisation/test/home-files/testfile
     assertFileContains specialisation/test/home-files/testfile "not special"
+    assertFileContains specialisation/test/home-files/testfile "very special"
   '';
 }