diff --git a/include/pinocchio/math/multiprecision.hpp b/include/pinocchio/math/multiprecision.hpp
index feaee818c1..08cfa8b9f6 100644
--- a/include/pinocchio/math/multiprecision.hpp
+++ b/include/pinocchio/math/multiprecision.hpp
@@ -118,10 +118,10 @@ namespace Eigen
     static int digits10()
     {
       return digits10_imp(
-        boost::mpl::bool_ < std::numeric_limits<Real>::digits10
-            && (std::numeric_limits<Real>::digits10 != INT_MAX)
-          ? true
-          : false > ());
+        boost::mpl::bool_<
+          std::numeric_limits<Real>::digits10 && (std::numeric_limits<Real>::digits10 != INT_MAX)
+            ? true
+            : false>());
     }
 
     constexpr static inline int digits()