diff --git a/bin/autojump.zsh b/bin/autojump.zsh
index 92c31d7..a761206 100644
--- a/bin/autojump.zsh
+++ b/bin/autojump.zsh
@@ -10,8 +10,11 @@ fi
 
 
 # set homebrew installation paths
-if command -v brew &>/dev/null && [[ -d "$(brew --prefix)/share/zsh/site-functions" ]]; then
-    fpath=("$(brew --prefix)/share/zsh/site-functions" ${fpath})
+if command -v brew &>/dev/null; then
+  local brew_prefix=${BREW_PREFIX:-$(brew --prefix)}
+  if [[ -d "${brew_prefix}/share/zsh/site-functions" ]]; then
+    fpath=("${brew_prefix}/share/zsh/site-functions" ${fpath})
+  fi
 fi