diff --git a/src/multi_array_operation.cc b/src/multi_array_operation.cc
index 05b4fd1..10615a5 100644
--- a/src/multi_array_operation.cc
+++ b/src/multi_array_operation.cc
@@ -1,3 +1,4 @@
+// -*- C++ -*-
 
 #include "multi_array_operation.h"
 
@@ -245,7 +246,7 @@ namespace MultiArrayTools
     template <typename T, class Operation, class... MAOps>
     template <class Operation2, class... MAOps2>
     MultiArrayOperation<T,Operation2,MultiArrayOperation<T,Operation,MAOps...>,MAOps2...>
-    MultiArrayOperation<T,Operation,MAOps...>::operator()(Operation2& op, const MAOps&... secs)
+    MultiArrayOperation<T,Operation,MAOps...>::operator()(Operation2& op, const MAOps2&... secs)
     {
 	return MultiArrayOperation<T,Operation2,MultiArrayOperation<T,Operation,MAOps...>,
 				   MAOps2...>(op, *this, secs...);
@@ -254,7 +255,7 @@ namespace MultiArrayTools
     template <typename T, class Operation, class... MAOps>
     template <class Operation2, class... MAOps2>
     MultiArrayOperation<T,Operation2,MultiArrayOperation<T,Operation,MAOps...>,MAOps2...>
-    MultiArrayOperation<T,Operation,MAOps...>::operator()(const Operation2& op, const MAOps&... secs)
+    MultiArrayOperation<T,Operation,MAOps...>::operator()(const Operation2& op, const MAOps2&... secs)
     {
 	return MultiArrayOperation<T,Operation2,MultiArrayOperation<T,Operation,MAOps...>,
 				   MAOps2...>(op, *this, secs...);
@@ -301,7 +302,6 @@ namespace MultiArrayTools
     template <typename T, class Operation, class... MAOps>    
     void MultiArrayOperation<T,Operation,MAOps...>::linkIndicesTo(IndefinitIndexBase* target) const
     {
-	MAOB::mIibPtr->linkTo(target);
 	TupleIndicesLinker<sizeof...(MAOps)-1>::linkTupleIndicesTo(mArgs, target);
     }
     
diff --git a/src/multi_array_operation.h b/src/multi_array_operation.h
index 3a6a972..e77b6b1 100644
--- a/src/multi_array_operation.h
+++ b/src/multi_array_operation.h
@@ -102,11 +102,11 @@ namespace MultiArrayTools
 
 	template <class Operation2, class... MAOps2>
 	MultiArrayOperation<T,Operation2,MultiArrayOperation<T,Operation,MAOps...>,MAOps2...>
-	operator()(Operation2& op, const MAOps&... secs);
+	operator()(Operation2& op, const MAOps2&... secs);
 	
 	template <class Operation2, class... MAOps2>
 	MultiArrayOperation<T,Operation2,MultiArrayOperation<T,Operation,MAOps...>,MAOps2...>
-	operator()(const Operation2& op, const MAOps&... secs);
+	operator()(const Operation2& op, const MAOps2&... secs);
 	
 	template <class MAOp2>
 	auto operator+(const MAOp2& sec) -> decltype(operator()(std::plus<T>(), sec));
diff --git a/src/unit_test.cc b/src/unit_test.cc
index 7dcd559..e3a67e2 100644
--- a/src/unit_test.cc
+++ b/src/unit_test.cc
@@ -297,7 +297,7 @@ namespace {
 	auto i3 = i.template getIndex<2>();
 
 	//ma2("alpha","beta") = ma("alpha","beta") + ma1d("alpha");
-	ma3d2("alpha","beta","gamma") = ma3d("alpha","beta","gamma") + ( ma("alpha","beta") + ma1d("alpha") );
+	ma3d2("alpha","beta","gamma") = ma3d("alpha","beta","gamma") + ma("alpha","beta") + ma1d("alpha");
 
 	EXPECT_EQ(ma3d2[i(i1 = 0, i2 = 0, i3 = 0)], -15);
 	EXPECT_EQ(ma3d2[i(i1 = 0, i2 = 0, i3 = 1)], -4);