diff --git a/modules/io/src/mol/mmcif_reader.cc b/modules/io/src/mol/mmcif_reader.cc
index ee1bdc506f0a9ff63d1f265b60a2e2a0d34bba8f..fd440812ea485a3174501f438ff9e82ac4d4ed62 100644
--- a/modules/io/src/mol/mmcif_reader.cc
+++ b/modules/io/src/mol/mmcif_reader.cc
@@ -1922,7 +1922,6 @@ void MMCifReader::OnEndData()
           mol::AtomHandle a2 = res2.FindAtom(bl_it->atm_nm_2);
           if(a1.IsValid() && a2.IsValid()) {
             editor.Connect(a1, a2, bl_it->bond_order);
-            std::cout << a1 << ' ' << a2 << std::endl;
           }
         }
       }