diff --git a/tests/default.nix b/tests/default.nix
index 2b760dab7..5e41100e0 100644
--- a/tests/default.nix
+++ b/tests/default.nix
@@ -22,6 +22,8 @@ let
       home.username = "hm-user";
       home.homeDirectory = "/home/hm-user";
 
+      home.enableNixpkgsReleaseCheck = false;
+
       # Avoid including documentation since this will cause
       # unnecessary rebuilds of the tests.
       manual.manpages.enable = false;