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-rw-r--r--nixos/modules/services/misc/snapper.nix2
1 files changed, 1 insertions, 1 deletions
diff --git a/nixos/modules/services/misc/snapper.nix b/nixos/modules/services/misc/snapper.nix
index a42fca5b60289..4e0b4c551e23f 100644
--- a/nixos/modules/services/misc/snapper.nix
+++ b/nixos/modules/services/misc/snapper.nix
@@ -235,7 +235,7 @@ in
       timerConfig.OnUnitActiveSec = cfg.cleanupInterval;
     };
 
-    systemd.services.snapper-boot = lib.optionalAttrs cfg.snapshotRootOnBoot {
+    systemd.services.snapper-boot = lib.mkIf cfg.snapshotRootOnBoot {
       description = "Take snapper snapshot of root on boot";
       inherit documentation;
       serviceConfig.ExecStart = "${pkgs.snapper}/bin/snapper --config root create --cleanup-algorithm number --description boot";