diff --git a/zsh/.zshenv b/zsh/.zshenv
index 0a30954..3fb3e29 100644
--- a/zsh/.zshenv
+++ b/zsh/.zshenv
@@ -1,3 +1,12 @@
+# Speed up startup by restricting compinit dump file check to once per day
+# https://gist.github.com/ctechols/ca1035271ad134841284#gistcomment-2308206
+autoload -Uz compinit
+if [[ -n ${ZDOTDIR}/.zcompdump(#qN.mh+24) ]]; then
+	compinit;
+else
+	compinit -C;
+fi;
+
 export INFOPATH="$HOME/info:/opt/homebrew/share/info:"
 
 export LEDGER_FILE="$HOME/journal.ledger"