diff --git a/SimoxUtility/math/regression/linear3d.cpp b/SimoxUtility/math/regression/linear3d.cpp
index 8e95e5ba462c6000c471ddfb850657e89d8434a2..ce4fa0eb132307fe674cb533f162e6a44d9539ef 100644
--- a/SimoxUtility/math/regression/linear3d.cpp
+++ b/SimoxUtility/math/regression/linear3d.cpp
@@ -81,6 +81,6 @@ simox::math::operator<<(std::ostream& os, const LinearRegression3D& r)
            << " + " << r.coefficients(row, 1) << " * x"
               ;
     }
-    os << " ]>";
+    os << " ] and input offset " << r.inputOffset << ">";
     return os;
 }