diff --git a/system/.env b/system/.env
index 501baa1..f241799 100644
--- a/system/.env
+++ b/system/.env
@@ -19,7 +19,7 @@ export _Z_CMD="j"
 export NVM_DIR="$HOME/.nvm"
 
 # actually load nvm
-source /usr/local/opt/nvm/nvm.sh
+source "$(brew --prefix)/opt/nvm/nvm.sh"
 
 # automatically switch nvm versions (.nvmrc)
 autoload -U add-zsh-hook
diff --git a/system/.plugins b/system/.plugins
index 1f069af..669777e 100644
--- a/system/.plugins
+++ b/system/.plugins
@@ -1,4 +1,4 @@
-source /usr/local/share/antigen/antigen.zsh
+source "$(brew --prefix)/share/antigen/antigen.zsh"
 
 # oh-my-zsh plugins
 antigen use oh-my-zsh