diff --git a/cwFlowNet.cpp b/cwFlowNet.cpp
index bbf4387..8700fde 100644
--- a/cwFlowNet.cpp
+++ b/cwFlowNet.cpp
@@ -1726,6 +1726,8 @@ namespace cw
             goto errLabel;
           }
         }
+
+        mem::release(r.label);
       }