diff --git a/zsh/exports b/zsh/exports
index 272e6ee1..da223cd2 100644
--- a/zsh/exports
+++ b/zsh/exports
@@ -42,3 +42,4 @@ export FZF_DEFAULT_OPTS=$FZF_DEFAULT_OPTS'
 
 # n node version management
 export N_PREFIX="$HOME/n"; [[ :$PATH: == *":$N_PREFIX/bin:"* ]] || PATH+=":$N_PREFIX/bin"  # Added by n-install (see http://git.io/n-install-repo).
+export N_PRESERVE_NPM=1