diff --git a/brethil_dotfile.sh b/brethil_dotfile.sh
index 4f5eefd..651640f 100755
--- a/brethil_dotfile.sh
+++ b/brethil_dotfile.sh
@@ -56,7 +56,7 @@ bindkey -a '^[[3~' delete-char
 
 export KEYTIMEOUT=1 # reduce the transition time between vim modes to 0.1s
 
-export HISTSIZE=100000
+export HISTSIZE=10000000
 export LANG=en_US.UTF-8
 export LC_ALL=en_US.UTF-8