diff --git a/code/userprog/pageprovider.cc b/code/userprog/pageprovider.cc
index 7bbead7..39392fb 100644
--- a/code/userprog/pageprovider.cc
+++ b/code/userprog/pageprovider.cc
@@ -4,7 +4,7 @@
 #include "system.h"
 
 PageProvider::PageProvider(int n) {
-    DEBUG ('x', "PageProvider constructor, pages: %i\n", n);
+    DEBUG ('p', "PageProvider constructor, pages: %i\n", n);
 	page = new BitMap(n);
     page->Mark(0);
 }
@@ -14,17 +14,16 @@ PageProvider::~PageProvider(){
 }
 
 int PageProvider::GetEmptyPage() {
-    DEBUG ('x', "GetEmptyPage()\n");
 	int newPage = page->Find();
     if(newPage == -1)
         return -1;
     memset(machine->mainMemory+newPage * PageSize, 0, PageSize);
-    DEBUG ('x', "PageProvider: Allocated page: %i\n", newPage);
+    DEBUG ('p', "PageProvider: GetEmpryPage() allocated page: %i\n", newPage);
     return newPage;
 }
 
 void PageProvider::ReleasePage(int n) {
-    DEBUG ('a', "Release page: %i\n", page);
+    DEBUG ('p', "Release page: %d\n", n);
     page->Clear(n);
 }