diff --git a/zsh/zshrc.org b/zsh/zshrc.org
index 919de03..e866ce2 100644
--- a/zsh/zshrc.org
+++ b/zsh/zshrc.org
@@ -17,6 +17,38 @@ Autoload any ZSH function from =$HOME/.zsh/functions=.
     alias scsh="rlwrap scsh"
   #+END_SRC
 
+* History
+
+  Store ZSH history in a non-intrusive place.
+
+  #+BEGIN_SRC sh
+    HISTFILE=$HOME/.zsh/histfile
+  #+END_SRC
+
+  Keep at most 1000 previous commands in memory.
+
+  #+BEGIN_SRC sh
+    HISTSIZE=1000
+  #+END_SRC
+
+  Save at most 1000 previous commands to disk.
+
+  #+BEGIN_SRC sh
+    SAVEHIST=1000
+  #+END_SRC
+
+  Allow multiple shell instances to share the same history.
+
+  #+BEGIN_SRC sh
+    setopt SHARE_HISTORY
+  #+END_SRC
+
+  Don't remember duplicated commands.
+
+  #+BEGIN_SRC sh
+    setopt HIST_IGNORE_ALL_DUPS
+  #+END_SRC
+
 * Plug-ins
 
   Load zplug, a next generation zsh plugin manager.