1 files changed, 1 insertions, 1 deletions
diff --git a/Library/Homebrew/utils.rb b/Library/Homebrew/utils.rb
index ea8d30a94..beb9e05cb 100644
--- a/Library/Homebrew/utils.rb
+++ b/Library/Homebrew/utils.rb
@@ -85,7 +85,7 @@ end
 def interactive_shell f=nil
   unless f.nil?
     ENV['HOMEBREW_DEBUG_PREFIX'] = f.prefix
-    ENV['HOMEBREW_DEBUG_INSTALL'] = f.name
+    ENV['HOMEBREW_DEBUG_INSTALL'] = f.full_name
   end
 
   Process.wait fork { exec ENV['SHELL'] }