diff --git a/users/modules/config/impermanence.nix b/users/modules/config/impermanence.nix
index 9e68789..27ca1f3 100644
--- a/users/modules/config/impermanence.nix
+++ b/users/modules/config/impermanence.nix
@@ -6,13 +6,9 @@
 }: let
   inherit (lib) optionals;
 in {
-  home.persistence."/state".files =
-    [
-      # nothing yet ...
-    ]
-    ++ optionals config.programs.ssh.enable [
-      ".ssh/known_hosts"
-    ];
+  home.persistence."/state".files = optionals config.programs.ssh.enable [
+    ".ssh/known_hosts"
+  ];
 
   home.persistence."/state".directories =
     [
diff --git a/users/myuser/git.nix b/users/myuser/git.nix
index 213c9f1..fe905c8 100644
--- a/users/myuser/git.nix
+++ b/users/myuser/git.nix
@@ -20,6 +20,8 @@
       tags = "tag -l";
       t = "tag -s -m ''";
       fixup = ''!f() { TARGET=$(git rev-parse "$1"); git commit --fixup=$TARGET ''${@:2} && EDITOR=true git rebase -i --gpg-sign --autostash --autosquash $TARGET^; }; f'';
+      # An alias that uses the previous commit message by default.
+      # Useful when you mess up entering the signing password and git aborts.
       commit-reuse-message = ''!git commit --edit --file "$(git rev-parse --git-dir)"/COMMIT_EDITMSG'';
     };
   };