diff --git a/modules/zsh.nix b/modules/zsh.nix
index dec1f1e..724b52b 100644
--- a/modules/zsh.nix
+++ b/modules/zsh.nix
@@ -28,9 +28,13 @@ let
     # Do not record if first char is space.
     history.ignoreSpace = true;
     # Share between sessions.
+    # This implies INC_APPEND_HISTORY which records commands as soon as they are entered, rather than waiting until the shell exits.
+    # https://zsh.sourceforge.io/Doc/Release/Options.html
     history.share = true;
-    # Don't record commands if they match the ignore pattern.
-    history.ignorePatterns = [ "history *" ];
+    # Don't record commands if they match one of the given shell patterns.
+    # Only in zsh grouping (`(a|b)`) is available: https://thevaluable.dev/zsh-expansion-guide-example/
+    # TODO: Somehow HISTORY_IGNORE is missing in my zsh config. https://github.com/nix-community/home-manager/blob/613691f285dad87694c2ba1c9e6298d04736292d/modules/programs/zsh.nix#L680
+    history.ignorePatterns = [ "(cd|ls) (./|../)*" "pwd" "ls" "cd" ];
 
     oh-my-zsh = {
       enable = true;
@@ -41,7 +45,7 @@ let
         #"sudo"
       ];
       #theme = "robbyrussell";
-      theme = "agnoster";
+      theme = "agnoster"; # If in a Git directory, adds the branch to the shell promt.
     };
   };
 in