diff -rupN zynjacku-5.old/zynworld/lv2.py zynjacku-5/zynworld/lv2.py
--- zynjacku-5.old/zynworld/lv2.py	2009-06-07 15:28:42.000000000 -0400
+++ zynjacku-5/zynworld/lv2.py	2009-06-13 15:45:02.000000000 -0400
@@ -328,7 +328,7 @@ class LV2DB:
             if sys.platform == "darwin":
                 lv2path.append("/Library/Audio/Plug-Ins/LV2")
 
-            lv2path += ["/usr/local/lib/lv2", "/usr/lib/lv2"]
+            lv2path += ["/usr/local/lib/lv2", "/usr/lib/lv2", "/usr/local/lib64/lv2", "/usr/lib64/lv2"]
 
             print "LV2_PATH not set, defaulting to %s" % repr(lv2path)