diff --git a/Kernel/Thread.cpp b/Kernel/Thread.cpp
index 08daeb0e44..f1f8dba307 100644
--- a/Kernel/Thread.cpp
+++ b/Kernel/Thread.cpp
@@ -126,9 +126,6 @@ Thread::~Thread()
     if (selector())
         gdt_free_entry(selector());
 
-    if (m_userspace_stack_region)
-        m_process.deallocate_region(*m_userspace_stack_region);
-
     ASSERT(m_process.m_thread_count);
     m_process.m_thread_count--;
 }
diff --git a/Kernel/Thread.h b/Kernel/Thread.h
index cd2beb3a4d..b75b8d63d7 100644
--- a/Kernel/Thread.h
+++ b/Kernel/Thread.h
@@ -424,7 +424,6 @@ private:
     u32 m_signal_mask { 0 };
     u32 m_kernel_stack_base { 0 };
     u32 m_kernel_stack_top { 0 };
-    Region* m_userspace_stack_region { nullptr };
     OwnPtr<Region> m_kernel_stack_region;
     VirtualAddress m_thread_specific_data;
     SignalActionData m_signal_action_data[32];