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-rw-r--r--user/settings/shell.nix2
1 files changed, 1 insertions, 1 deletions
diff --git a/user/settings/shell.nix b/user/settings/shell.nix
index 2f283bbc..d1f7edf8 100644
--- a/user/settings/shell.nix
+++ b/user/settings/shell.nix
@@ -118,7 +118,7 @@ in
 
       ho = "home-manager";
       hob = "home-manager build";
-      hos = "home-manager switch";
+      hos = "home-manager switch -b hm_bak_$(date +%Y%m%d%H%M)";
       hon = "home-manager news";
       hoh = "home-manager help";
       hop = "home-manager packages";