diff --git a/modules/services/monitoring/systemhealth.nix b/modules/services/monitoring/systemhealth.nix
index 521218044ba..cb46ba89bc9 100644
--- a/modules/services/monitoring/systemhealth.nix
+++ b/modules/services/monitoring/systemhealth.nix
@@ -14,6 +14,8 @@ let
     buildInputs = [ python ];
     installPhase = ''
       ensureDir $out/bin
+      # Make it work for kernels 3.x, not so different than 2.6
+      sed -i 's/2\.6/4.0/' system_health.py
       cp system_health.py $out/bin
     '';
   };