diff --git a/src/config/Property.h b/src/config/Property.h
index f71f49e..a3b6ff5 100644
--- a/src/config/Property.h
+++ b/src/config/Property.h
@@ -32,6 +32,9 @@ namespace Feather
             }
             catch (const std::out_of_range& err)
             {
+                // ignore unreferenced local var
+                (void)err;
+
                 // process default value from constructor
                 SetValue(value);
             }