diff --git a/example/experimental_angle.cpp b/example/strong_angular_quantities.cpp
similarity index 99%
rename from example/experimental_angle.cpp
rename to example/strong_angular_quantities.cpp
index 2f42a550..c80c9cfc 100644
--- a/example/experimental_angle.cpp
+++ b/example/strong_angular_quantities.cpp
@@ -42,7 +42,7 @@ int main()
   const auto force = isq_angle::force[N](500);
   const auto angle = isq_angle::angular_measure[deg](90.);
   const weak_quantity_of<isq_angle::torque> auto torque =
-    lever * force * angular::sin(angle) / isq_angle::cotes_angle[rad](1);
+    lever * force * angular::sin(angle) / isq_angle::cotes_angle(1);
 
   std::cout << "Applying a perpendicular force of " << force << " to a " << lever << " long lever results in "
             << torque[N * m / rad] << " of torque.\n";