diff --git a/desktop/gnome.nix b/desktop/gnome.nix
index b8dabbb..3733d55 100644
--- a/desktop/gnome.nix
+++ b/desktop/gnome.nix
@@ -44,4 +44,4 @@ in
     gnome3.gnome-packagekit
     gnome3.epiphany
   ];
-} 
+}
diff --git a/home/shell/default.nix b/home/shell/default.nix
index a1d0c7a..13f2038 100644
--- a/home/shell/default.nix
+++ b/home/shell/default.nix
@@ -55,9 +55,9 @@ in
       bindkey -M menuselect 'l' vi-forward-char
       bindkey -M menuselect 'j' vi-down-line-or-history
 
-      setopt histignoredups
-      bindkey '^[[A' history-substring-search-up
-      bindkey '^[[B' history-substring-search-down
+      setopt HIST_FIND_NO_DUPS
+      bindkey "$terminfo[kcuu1]" history-substring-search-up
+      bindkey "$terminfo[kcud1]" history-substring-search-down
       bindkey -M vicmd 'k' history-substring-search-up
       bindkey -M vicmd 'j' history-substring-search-down
     '';
@@ -86,4 +86,4 @@ in
   home.file.".envrc".text = ''
     dotenv
   '';
-} 
+}