diff --git a/README.md b/README.md
index 9f6e083..a63c506 100644
--- a/README.md
+++ b/README.md
@@ -58,4 +58,8 @@ of the kernel memory which you can then use with ReadProcessMemory/WriteProcessM
 		new_addr.pt_index = old_addr.pt_index;
 		return reinterpret_cast<std::uintptr_t>(new_addr.value);
 	}
-```
\ No newline at end of file
+```
+
+# Warning
+
+WriteProcessMemory does not work right now since NtWriteVirtualMemory --> MmCopyVirtualMemory --> MmProbeAndLockPages <--- this fails. https://githacks.org/_xeroxz/kmem/-/issues/1
\ No newline at end of file