diff --git a/lib/vagrant/util/subprocess.rb b/lib/vagrant/util/subprocess.rb
index 0a7f08580..7802bee2e 100644
--- a/lib/vagrant/util/subprocess.rb
+++ b/lib/vagrant/util/subprocess.rb
@@ -83,11 +83,12 @@ module Vagrant
         # If we're in the installer and the command is NOT included
         # in the installer (external), then remove the DYLD_IMPORT_PATH
         # environmental variable to run into linker issues. [GH-2219]
-        if Vagrant.in_installer?
+        if Vagrant.in_installer? && ENV["VAGRANT_ORIGINAL_DYLD_LIBRARY_PATH"]
           installer_dir = ENV["VAGRANT_INSTALLER_EMBEDDED_DIR"].to_s.downcase
           if !@command[0].downcase.include?(installer_dir)
             @logger.info("Command not in the installer. Removing DYLD_LIBRARY_PATH")
-            process.environment["DYLD_LIBRARY_PATH"] = ""
+            process.environment["DYLD_LIBRARY_PATH"] =
+              ENV["VAGRANT_ORIGINAL_DYLD_LIBRARY_PATH"]
           else
             @logger.debug("Command in installer, not touching env vars.")
           end