diff --git a/dlls/ntdll/debugtools.c b/dlls/ntdll/debugtools.c
index b8a870689a0..1b227c57f47 100644
--- a/dlls/ntdll/debugtools.c
+++ b/dlls/ntdll/debugtools.c
@@ -40,6 +40,7 @@
 #include "winnt.h"
 #include "winternl.h"
 #include "excpt.h"
+#include "ntdll_misc.h"
 
 WINE_DECLARE_DEBUG_CHANNEL(tid);