diff --git a/zsh/.config/oh-my-zsh/custom/zsh-history.zsh b/zsh/.config/oh-my-zsh/custom/zsh-history.zsh
new file mode 100644
index 0000000..896d2e0
--- /dev/null
+++ b/zsh/.config/oh-my-zsh/custom/zsh-history.zsh
@@ -0,0 +1,5 @@
+# increase zsh history
+export HISTSIZE=1000000000
+export SAVEHIST=$HISTSIZE
+setopt EXTENDED_HISTORY
+
diff --git a/zsh/.zshrc b/zsh/.zshrc
index 1a58fcc..6dbc77a 100644
--- a/zsh/.zshrc
+++ b/zsh/.zshrc
@@ -33,10 +33,6 @@ autoload -U compinit && compinit
 # source omz
 source $ZSH/oh-my-zsh.sh
 
-# increase zsh history
-export HISTSIZE=1000000000
-export SAVEHIST=$HISTSIZE
-setopt EXTENDED_HISTORY
 
 # reduce linux syscalls
 export TZ=:/etc/localtime