diff --git a/Kernel/Thread.h b/Kernel/Thread.h
index fedd5aaaa0..b4dfae9c1d 100644
--- a/Kernel/Thread.h
+++ b/Kernel/Thread.h
@@ -1090,7 +1090,7 @@ public:
     static IterationDecision for_each(Callback);
 
     static constexpr u32 default_kernel_stack_size = 65536;
-    static constexpr u32 default_userspace_stack_size = 4 * MiB;
+    static constexpr u32 default_userspace_stack_size = 1 * MiB;
 
     u32 ticks_in_user() const { return m_ticks_in_user; }
     u32 ticks_in_kernel() const { return m_ticks_in_kernel; }