diff --git a/dfhack/python/DF_Constructions.cpp b/dfhack/python/DF_Constructions.cpp
index 237efb479..0bfe99320 100644
--- a/dfhack/python/DF_Constructions.cpp
+++ b/dfhack/python/DF_Constructions.cpp
@@ -178,7 +178,7 @@ static PyTypeObject DF_Construction_type =
 {
     PyObject_HEAD_INIT(NULL)
     0,                         /*ob_size*/
-    "pydfhack.Construction",             /*tp_name*/
+    "pydfhack._ConstructionManager",             /*tp_name*/
     sizeof(DF_Construction), /*tp_basicsize*/
     0,                         /*tp_itemsize*/
     (destructor)DF_Construction_dealloc,                         /*tp_dealloc*/
@@ -197,7 +197,7 @@ static PyTypeObject DF_Construction_type =
     0,                         /*tp_setattro*/
     0,                         /*tp_as_buffer*/
     Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,        /*tp_flags*/
-    "pydfhack Construction objects",           /* tp_doc */
+    "pydfhack ConstructionManager object",           /* tp_doc */
     0,		               /* tp_traverse */
     0,		               /* tp_clear */
     0,		               /* tp_richcompare */
diff --git a/dfhack/python/DF_GUI.cpp b/dfhack/python/DF_GUI.cpp
index 015d115b9..e289b7650 100644
--- a/dfhack/python/DF_GUI.cpp
+++ b/dfhack/python/DF_GUI.cpp
@@ -163,7 +163,7 @@ static PyTypeObject DF_GUI_type =
 {
     PyObject_HEAD_INIT(NULL)
     0,                         /*ob_size*/
-    "pydfhack.GUI",             /*tp_name*/
+    "pydfhack._GUIManager",             /*tp_name*/
     sizeof(DF_GUI), /*tp_basicsize*/
     0,                         /*tp_itemsize*/
     (destructor)DF_GUI_dealloc,                         /*tp_dealloc*/
@@ -182,7 +182,7 @@ static PyTypeObject DF_GUI_type =
     0,                         /*tp_setattro*/
     0,                         /*tp_as_buffer*/
     Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,        /*tp_flags*/
-    "pydfhack GUI objects",           /* tp_doc */
+    "pydfhack GUIManager object",           /* tp_doc */
     0,		               /* tp_traverse */
     0,		               /* tp_clear */
     0,		               /* tp_richcompare */
diff --git a/dfhack/python/DF_Translate.cpp b/dfhack/python/DF_Translate.cpp
index 274e5ccdd..c61b6065e 100644
--- a/dfhack/python/DF_Translate.cpp
+++ b/dfhack/python/DF_Translate.cpp
@@ -237,7 +237,7 @@ static PyTypeObject DF_Translate_type =
 {
     PyObject_HEAD_INIT(NULL)
     0,                         /*ob_size*/
-    "pydfhack.Translate",             /*tp_name*/
+    "pydfhack._TranslationManager",             /*tp_name*/
     sizeof(DF_Translate), /*tp_basicsize*/
     0,                         /*tp_itemsize*/
     (destructor)DF_Translate_dealloc,                         /*tp_dealloc*/
@@ -256,7 +256,7 @@ static PyTypeObject DF_Translate_type =
     0,                         /*tp_setattro*/
     0,                         /*tp_as_buffer*/
     Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,        /*tp_flags*/
-    "pydfhack Translate objects",           /* tp_doc */
+    "pydfhack TranslationManager object",           /* tp_doc */
     0,		               /* tp_traverse */
     0,		               /* tp_clear */
     0,		               /* tp_richcompare */
diff --git a/dfhack/python/pydfhack.cpp b/dfhack/python/pydfhack.cpp
index 323c2ad70..fadb0852b 100644
--- a/dfhack/python/pydfhack.cpp
+++ b/dfhack/python/pydfhack.cpp
@@ -118,17 +118,17 @@ PyMODINIT_FUNC initpydfhack(void)
 	Py_INCREF(&DF_GUI_type);
 	
 	PyModule_AddObject(module, "API", (PyObject*)&DF_API_type);
-	PyModule_AddObject(module, "MemInfo", (PyObject*)&DF_MemInfo_type);
-	PyModule_AddObject(module, "Position", (PyObject*)&DF_Position_type);
-	PyModule_AddObject(module, "Materials", (PyObject*)&DF_Material_type);
-	PyModule_AddObject(module, "Creature_Base", (PyObject*)&DF_Creature_Base_type);
-	PyModule_AddObject(module, "CreatureManager", (PyObject*)&DF_CreatureManager_type);
-	PyModule_AddObject(module, "Translate", (PyObject*)&DF_Translate_type);
-	PyModule_AddObject(module, "Vegetation", (PyObject*)&DF_Vegetation_type);
-	PyModule_AddObject(module, "Building", (PyObject*)&DF_Building_type);
-	PyModule_AddObject(module, "ConstructionManager", (PyObject*)&DF_Construction_type);
-	PyModule_AddObject(module, "Map", (PyObject*)&DF_Map_type);
-	PyModule_AddObject(module, "GUI", (PyObject*)&DF_GUI_type);
+	PyModule_AddObject(module, "_MemInfo", (PyObject*)&DF_MemInfo_type);
+	PyModule_AddObject(module, "_PositionManager", (PyObject*)&DF_Position_type);
+	PyModule_AddObject(module, "_MaterialsManager", (PyObject*)&DF_Material_type);
+	PyModule_AddObject(module, "_Creature_Base", (PyObject*)&DF_Creature_Base_type);
+	PyModule_AddObject(module, "_CreatureManager", (PyObject*)&DF_CreatureManager_type);
+	PyModule_AddObject(module, "_TranslationManager", (PyObject*)&DF_Translate_type);
+	PyModule_AddObject(module, "_VegetationManager", (PyObject*)&DF_Vegetation_type);
+	PyModule_AddObject(module, "_BuildingManager", (PyObject*)&DF_Building_type);
+	PyModule_AddObject(module, "_ConstructionManager", (PyObject*)&DF_Construction_type);
+	PyModule_AddObject(module, "_MapManager", (PyObject*)&DF_Map_type);
+	PyModule_AddObject(module, "_GUIManager", (PyObject*)&DF_GUI_type);
 	
 	
 	DoImports();