diff --git a/examples/viewcopy/viewcopy.cpp b/examples/viewcopy/viewcopy.cpp
index 7478bf9cb3..5a54f1fd5a 100644
--- a/examples/viewcopy/viewcopy.cpp
+++ b/examples/viewcopy/viewcopy.cpp
@@ -17,7 +17,7 @@
 #include <string_view>
 
 constexpr auto repetitions = 20; // excluding 1 warmup run
-constexpr auto extents = llama::ArrayExtents{512, 512, 16};
+constexpr auto extents = llama::ArrayExtentsDynamic<std::size_t, 3>{512, 512, 16};
 constexpr auto measureMemcpy = false;
 constexpr auto runParallelVersions = true;
 constexpr auto maxMismatchesPrintedPerFailedCopy = 10;