diff --git a/krebs/3modules/tinc.nix b/krebs/3modules/tinc.nix
index 67d383bb1..8af15c13b 100644
--- a/krebs/3modules/tinc.nix
+++ b/krebs/3modules/tinc.nix
@@ -17,6 +17,7 @@ let
       in {
 
         enable = mkEnableOption "krebs.tinc.${netname}" // { default = true; };
+        enableLegacy = mkEnableOption "/etc/tinc/${netname}";
 
         confDir = mkOption {
           type = types.package;
@@ -195,6 +196,12 @@ let
       }
     ) config.krebs.tinc;
 
+    environment.etc = mapAttrs' (netname: cfg:
+      nameValuePair "tinc/${netname}" (mkIf cfg.enableLegacy {
+        source = cfg.confDir;
+      })
+    ) config.krebs.tinc;
+
     systemd.services = mapAttrs (netname: cfg:
       let
         tinc = cfg.tincPackage;