--- a/langtools/src/share/classes/com/sun/tools/javac/comp/Lower.java	Mon Nov 04 18:51:56 2013 -0800
+++ b/langtools/src/share/classes/com/sun/tools/javac/comp/Lower.java	Wed Nov 06 17:48:25 2013 +0100
@@ -1378,7 +1378,11 @@
             ref = make.Ident(sym);
             args = make.Idents(md.params);
         } else {
-            ref = make.Select(make.Ident(md.params.head), sym);
+            Symbol msym = sym;
+            if (sym.owner.isInterface()) {
+                msym = msym.clone(types.supertype(accessor.owner.type).tsym);
+            }
+            ref = make.Select(make.Ident(md.params.head), msym);
             args = make.Idents(md.params.tail);
         }
         JCStatement stat;          // The statement accessing the private symbol.