diff --git a/kernel/src/memory/MemoryManager.cpp b/kernel/src/memory/MemoryManager.cpp
index 4e39e146..e085426e 100644
--- a/kernel/src/memory/MemoryManager.cpp
+++ b/kernel/src/memory/MemoryManager.cpp
@@ -466,7 +466,7 @@ namespace MemoryManager
         // Userspace pointer not aligned on page boundary
         if (user_ptr != user_page)
         {
-            if (!validate_user_writable_page(user_page)) return false;
+            if (!validate_user_readable_page(user_page)) return false;
         }
 
         while (size--)
@@ -474,10 +474,10 @@ namespace MemoryManager
             // Crossed a page boundary, gotta check the page tables again before touching any memory!!
             if (user_ptr % ARCH_PAGE_SIZE)
             {
-                if (!validate_user_writable_page(user_ptr)) return false;
+                if (!validate_user_readable_page(user_ptr)) return false;
             }
 
-            *kernel_ptr++ = *(char*)user_ptr;
+            *kernel_ptr++ = *(const char*)user_ptr;
             user_ptr++;
         }