diff --git a/include/armadillo_bits/Mat_meat.hpp b/include/armadillo_bits/Mat_meat.hpp
index febb912a..1b2cca69 100644
--- a/include/armadillo_bits/Mat_meat.hpp
+++ b/include/armadillo_bits/Mat_meat.hpp
@@ -70,6 +70,7 @@ Mat<eT>::Mat(const uword in_n_rows, const uword in_n_cols)
   
   init_cold();
   
+  arma_extra_debug_print("Mat::constructor: zeroing memory");
   arrayops::fill_zeros(memptr(), n_elem);
   }
 
@@ -90,6 +91,7 @@ Mat<eT>::Mat(const SizeMat& s)
   
   init_cold();
   
+  arma_extra_debug_print("Mat::constructor: zeroing memory");
   arrayops::fill_zeros(memptr(), n_elem);
   }