diff --git a/plugins/nvm/nvm.plugin.zsh b/plugins/nvm/nvm.plugin.zsh
index 0abb3d8c9..efb3560c2 100644
--- a/plugins/nvm/nvm.plugin.zsh
+++ b/plugins/nvm/nvm.plugin.zsh
@@ -1 +1 @@
-[[ -s $NVM_DIR/nvm.sh ]] && . $NVM_DIR/nvm.sh
+[ -s "$NVM_DIR/nvm.sh" ] && . "$NVM_DIR/nvm.sh"