--- a/core/src/luan/impl/ConcatExpr.java	Mon Jul 13 18:34:31 2015 -0600
+++ b/core/src/luan/impl/ConcatExpr.java	Mon Jul 13 20:38:26 2015 -0600
@@ -4,7 +4,6 @@
 import luan.LuanFunction;
 import luan.LuanException;
 import luan.LuanElement;
-import luan.LuanBit;
 
 
 final class ConcatExpr extends BinaryOpExpr {
@@ -16,12 +15,16 @@
 	@Override public Object eval(LuanStateImpl luan) throws LuanException {
 		Object o1 = op1.eval(luan);
 		Object o2 = op2.eval(luan);
-		LuanBit bit = luan.bit(el);
-		LuanFunction fn = bit.getBinHandler("__concat",o1,o2);
-		if( fn != null )
-			return Luan.first(bit.call(fn,"__concat",new Object[]{o1,o2}));
-		String s1 = luan.bit(op1.el()).toString(o1);
-		String s2 = luan.bit(op2.el()).toString(o2);
+		luan.push(el,null);
+		try {
+			LuanFunction fn = luan.getBinHandler("__concat",o1,o2);
+			if( fn != null )
+				return Luan.first(fn.call(luan,new Object[]{o1,o2}));
+		} finally {
+			luan.pop();
+		}
+		String s1 = luan.toString(o1,op1.el());
+		String s2 = luan.toString(o2,op2.el());
 		return s1 + s2;
 	}
 }