diff --git a/src/MapTo/MapToGenerator.cs b/src/MapTo/MapToGenerator.cs
index d9a7742..d740394 100644
--- a/src/MapTo/MapToGenerator.cs
+++ b/src/MapTo/MapToGenerator.cs
@@ -62,7 +62,7 @@ namespace MapTo
                 var (source, hintName) = typeDeclarationSyntax switch
                 {
                     StructDeclarationSyntax => MapStructSource.Generate(mappingContext.Model),
-                    ClassDeclarationSyntax => MapStructSource.Generate(mappingContext.Model),
+                    ClassDeclarationSyntax => MapClassSource.Generate(mappingContext.Model),
                     RecordDeclarationSyntax => MapRecordSource.Generate(mappingContext.Model),
                     _ => throw new ArgumentOutOfRangeException()
                 };
diff --git a/src/MapTo/Sources/MapClassSource.cs b/src/MapTo/Sources/MapClassSource.cs
index 21c94de..23f61f5 100644
--- a/src/MapTo/Sources/MapClassSource.cs
+++ b/src/MapTo/Sources/MapClassSource.cs
@@ -75,7 +75,7 @@ namespace MapTo.Sources
             var baseConstructor = model.HasMappedBaseClass ? $" : base({mappingContextParameterName}, {sourceClassParameterName})" : string.Empty;
 
             builder
-                .WriteLine($"private protected {model.TypeIdentifierName}({MappingContextSource.ClassName} {mappingContextParameterName}, {model.SourceType} {sourceClassParameterName}){baseConstructor}")
+                .WriteLine($"public  {model.TypeIdentifierName}({MappingContextSource.ClassName} {mappingContextParameterName}, {model.SourceType} {sourceClassParameterName}){baseConstructor}")
                 .WriteOpeningBracket()
                 .WriteLine($"if ({mappingContextParameterName} == null) throw new ArgumentNullException(nameof({mappingContextParameterName}));")
                 .WriteLine($"if ({sourceClassParameterName} == null) throw new ArgumentNullException(nameof({sourceClassParameterName}));")
diff --git a/src/MapTo/Sources/MapStructSource.cs b/src/MapTo/Sources/MapStructSource.cs
index fdf1acc..12be73a 100644
--- a/src/MapTo/Sources/MapStructSource.cs
+++ b/src/MapTo/Sources/MapStructSource.cs
@@ -63,7 +63,7 @@ namespace MapTo.Sources
             var baseConstructor = model.HasMappedBaseClass ? $" : base({mappingContextParameterName}, {sourceClassParameterName})" : string.Empty;
 
             builder
-                .WriteLine($"private protected {model.TypeIdentifierName}({MappingContextSource.ClassName} {mappingContextParameterName}, {model.SourceType} {sourceClassParameterName}){baseConstructor}")
+                .WriteLine($"public {model.TypeIdentifierName}({MappingContextSource.ClassName} {mappingContextParameterName}, {model.SourceType} {sourceClassParameterName}){baseConstructor}")
                 .WriteOpeningBracket()
                 .WriteLine()
                 .WriteLine($"{mappingContextParameterName}.{MappingContextSource.RegisterMethodName}({sourceClassParameterName}, this);")