Index: server-coreless/src/main/java/org/openqa/selenium/server/browserlaunchers/SystemUtils.java
===================================================================
--- server-coreless/src/main/java/org/openqa/selenium/server/browserlaunchers/SystemUtils.java	(revision 7242)
+++ server-coreless/src/main/java/org/openqa/selenium/server/browserlaunchers/SystemUtils.java	(working copy)
@@ -14,7 +14,7 @@
             return WindowsUtils.getExactPathEnvKey();
         }
         if (Os.isFamily("mac")) {
-            return "DYLD_LIBRARY_PATH";
+            return "XXX_DYLD_LIBRARY_PATH";
         }
         // TODO other linux?
         return "LD_LIBRARY_PATH";