diff --git a/dfhack/python/DF_Material.cpp b/dfhack/python/DF_Material.cpp
index 6e4615441..6cc02cd18 100644
--- a/dfhack/python/DF_Material.cpp
+++ b/dfhack/python/DF_Material.cpp
@@ -166,17 +166,27 @@ static int DF_Material_init(DF_Material* self, PyObject* args, PyObject* kwds)
 
 static void DF_Material_dealloc(DF_Material* self)
 {
+	PySys_WriteStdout("material dealloc\n");
+	
 	if(self != NULL)
 	{
+		PySys_WriteStdout("material not NULL\n");
+		
 		if(self->mat_Ptr != NULL)
 		{
+			PySys_WriteStdout("mat_Ptr = %i\n", (int)self->mat_Ptr);
+			
 			delete self->mat_Ptr;
 			
+			PySys_WriteStdout("mat_Ptr deleted\n");
+			
 			self->mat_Ptr = NULL;
 		}
 		
 		self->ob_type->tp_free((PyObject*)self);
 	}
+	
+	PySys_WriteStdout("material dealloc done\n");
 }
 
 // Type methods
diff --git a/dfhack/python/DF_MemInfo.cpp b/dfhack/python/DF_MemInfo.cpp
index 86efd35ff..4680b502e 100644
--- a/dfhack/python/DF_MemInfo.cpp
+++ b/dfhack/python/DF_MemInfo.cpp
@@ -63,17 +63,27 @@ static int DF_MemInfo_init(DF_MemInfo* self, PyObject* args, PyObject* kwds)
 
 static void DF_MemInfo_dealloc(DF_MemInfo* self)
 {
+	PySys_WriteStdout("mem_info dealloc\n");
+	
 	if(self != NULL)
 	{
+		PySys_WriteStdout("mem_info not NULL\n");
+		
 		if(self->mem_Ptr != NULL)
 		{
+			PySys_WriteStdout("mem_Ptr = %i\n", (int)self->mem_Ptr);
+			
 			delete self->mem_Ptr;
 			
+			PySys_WriteStdout("mem_Ptr deleted\n");
+			
 			self->mem_Ptr = NULL;
 		}
 		
 		self->ob_type->tp_free((PyObject*)self);
 	}
+	
+	PySys_WriteStdout("mem_info dealloc done\n");
 }
 
 // Setters/Getters