diff --git a/src/Mapster.Tests/WhenIgnoringNonMapped.cs b/src/Mapster.Tests/WhenIgnoringNonMapped.cs
index 59a082c..320feff 100644
--- a/src/Mapster.Tests/WhenIgnoringNonMapped.cs
+++ b/src/Mapster.Tests/WhenIgnoringNonMapped.cs
@@ -12,6 +12,7 @@ public void Should_Ignore_Non_Mapped()
         {
             TypeAdapterConfig<SimplePoco, SimpleDto>.NewConfig()
                 .Map(dest => dest.Id, src => src.Id)
+                .RequireDestinationMemberSource(true)
                 .IgnoreNonMapped(true)
                 .Compile();
 
diff --git a/src/Mapster/Adapters/BaseClassAdapter.cs b/src/Mapster/Adapters/BaseClassAdapter.cs
index faa490e..0d0b2f2 100644
--- a/src/Mapster/Adapters/BaseClassAdapter.cs
+++ b/src/Mapster/Adapters/BaseClassAdapter.cs
@@ -21,6 +21,9 @@ protected ClassMapping CreateClassConverter(Expression source, ClassModel classM
             var unmappedDestinationMembers = new List<string>();
             var properties = new List<MemberMapping>();
 
+            if (arg.Settings.IgnoreNonMapped == true)
+                IgnoreNonMapped(classModel,arg);
+          
             var sources = new List<Expression> {source};
             sources.AddRange(
                 arg.Settings.ExtraSources.Select(src =>
@@ -181,6 +184,18 @@ protected virtual ClassModel GetSetterModel(CompileArgument arg)
             };
         }
 
+        protected void IgnoreNonMapped (ClassModel classModel, CompileArgument arg)
+        {
+            var notMappingToIgnore = classModel.Members
+                .ExceptBy(arg.Settings.Resolvers.Select(x => x.DestinationMemberName), 
+                y => y.Name);
+
+            foreach (var item in notMappingToIgnore)
+            {
+                arg.Settings.Ignore.TryAdd(item.Name, new IgnoreDictionary.IgnoreItem());
+            }
+        }
+
         #endregion
     }
 }