diff --git a/zshrc b/zshrc
index d6ef23c..ed109c0 100644
--- a/zshrc
+++ b/zshrc
@@ -183,6 +183,7 @@ export DEFAULT_USER="jonny"
 
 # No Homebrew analytics
 export HOMEBREW_NO_ANALYTICS=1
+export HOMEBREW_AUTO_UPDATE_SECS=3600
 
 # Colourised output for `ls`
 export CLICOLOR=true