diff --git a/test/sizeoverflow.cpp b/test/sizeoverflow.cpp
index 16d6f8d04..240d22294 100644
--- a/test/sizeoverflow.cpp
+++ b/test/sizeoverflow.cpp
@@ -18,8 +18,6 @@
     VERIFY(threw && "should have thrown bad_alloc: " #a);     \
   }
 
-typedef DenseIndex Index;
-
 template<typename MatrixType>
 void triggerMatrixBadAlloc(Index rows, Index cols)
 {