diff --git a/Kernel/Process.cpp b/Kernel/Process.cpp
index 850b95c7a0..a2cf5c0a1b 100644
--- a/Kernel/Process.cpp
+++ b/Kernel/Process.cpp
@@ -142,7 +142,6 @@ bool Process::deallocate_region(Region& region)
     InterruptDisabler disabler;
     for (int i = 0; i < m_regions.size(); ++i) {
         if (&m_regions[i] == &region) {
-            page_directory().range_allocator().deallocate({ region.vaddr(), region.size() });
             MM.unmap_region(region);
             m_regions.remove(i);
             return true;
diff --git a/Kernel/VM/MemoryManager.cpp b/Kernel/VM/MemoryManager.cpp
index 6a73d037d7..491b8fa080 100644
--- a/Kernel/VM/MemoryManager.cpp
+++ b/Kernel/VM/MemoryManager.cpp
@@ -742,6 +742,7 @@ bool MemoryManager::unmap_region(Region& region)
         dbgprintf("MM: >> Unmapped L%x => P%x <<\n", vaddr, physical_page ? physical_page->paddr().get() : 0);
 #endif
     }
+    region.page_directory()->range_allocator().deallocate({ region.vaddr(), region.size() });
     region.release_page_directory();
     return true;
 }