diff --git a/dlls/ntdll/loader.c b/dlls/ntdll/loader.c
index 308a596c3cb..228cb94e9c6 100644
--- a/dlls/ntdll/loader.c
+++ b/dlls/ntdll/loader.c
@@ -1971,21 +1971,6 @@ void WINAPI LdrInitializeThunk( HANDLE main_file, ULONG unknown2, ULONG unknown3
 
     if (main_file) NtClose( main_file ); /* we no longer need it */
 
-    if (TRACE_ON(relay) || TRACE_ON(snoop))
-    {
-        RELAY_InitDebugLists();
-
-        if (TRACE_ON(relay))  /* setup relay for already loaded dlls */
-        {
-            LIST_ENTRY *entry, *mark = &peb->LdrData->InLoadOrderModuleList;
-            for (entry = mark->Flink; entry != mark; entry = entry->Flink)
-            {
-                LDR_MODULE *mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
-                if (mod->Flags & LDR_WINE_INTERNAL) RELAY_SetupDLL( mod->BaseAddress );
-            }
-        }
-    }
-
     RtlEnterCriticalSection( &loader_section );
 
     load_path = NtCurrentTeb()->Peb->ProcessParameters->DllPath.Buffer;
diff --git a/dlls/ntdll/ntdll_misc.h b/dlls/ntdll/ntdll_misc.h
index 5696bad05aa..99b59cbb1f3 100644
--- a/dlls/ntdll/ntdll_misc.h
+++ b/dlls/ntdll/ntdll_misc.h
@@ -59,7 +59,6 @@ extern void DECLSPEC_NORETURN server_protocol_perror( const char *err );
 extern void DECLSPEC_NORETURN server_abort_thread( int status );
 
 /* module handling */
-extern void RELAY_InitDebugLists(void);
 extern FARPROC RELAY_GetProcAddress( HMODULE module, const IMAGE_EXPORT_DIRECTORY *exports,
                                      DWORD exp_size, FARPROC proc, const WCHAR *user );
 extern FARPROC SNOOP_GetProcAddress( HMODULE hmod, const IMAGE_EXPORT_DIRECTORY *exports, DWORD exp_size,
diff --git a/dlls/ntdll/relay.c b/dlls/ntdll/relay.c
index 8c2cad010bb..dcf9b29a091 100644
--- a/dlls/ntdll/relay.c
+++ b/dlls/ntdll/relay.c
@@ -39,6 +39,8 @@ WINE_DEFAULT_DEBUG_CHANNEL(relay);
 WINE_DECLARE_DEBUG_CHANNEL(snoop);
 WINE_DECLARE_DEBUG_CHANNEL(seh);
 
+#ifdef __i386__
+
 static const WCHAR **debug_relay_excludelist;
 static const WCHAR **debug_relay_includelist;
 static const WCHAR **debug_snoop_excludelist;
@@ -48,6 +50,8 @@ static const WCHAR **debug_from_relay_includelist;
 static const WCHAR **debug_from_snoop_excludelist;
 static const WCHAR **debug_from_snoop_includelist;
 
+static BOOL init_done;
+
 /* compare an ASCII and a Unicode string without depending on the current codepage */
 inline static int strcmpAW( const char *strA, const WCHAR *strW )
 {
@@ -102,11 +106,11 @@ static const WCHAR **build_list( const WCHAR *buffer )
 
 
 /***********************************************************************
- *           RELAY_InitDebugLists
+ *           init_debug_lists
  *
  * Build the relay include/exclude function lists.
  */
-void RELAY_InitDebugLists(void)
+static void init_debug_lists(void)
 {
     OBJECT_ATTRIBUTES attr;
     UNICODE_STRING name;
@@ -126,6 +130,9 @@ void RELAY_InitDebugLists(void)
     static const WCHAR SnoopFromIncludeW[] = {'S','n','o','o','p','F','r','o','m','I','n','c','l','u','d','e',0};
     static const WCHAR SnoopFromExcludeW[] = {'S','n','o','o','p','F','r','o','m','E','x','c','l','u','d','e',0};
 
+    if (init_done) return;
+    init_done = TRUE;
+
     RtlOpenCurrentUser( KEY_ALL_ACCESS, &root );
     attr.Length = sizeof(attr);
     attr.RootDirectory = root;
@@ -201,8 +208,6 @@ void RELAY_InitDebugLists(void)
 }
 
 
-#ifdef __i386__
-
 #include "pshpack1.h"
 
 typedef struct
@@ -768,6 +773,8 @@ void RELAY_SetupDLL( HMODULE module )
     char *p, dllname[80];
     DWORD size;
 
+    if (!init_done) init_debug_lists();
+
     exports = RtlImageDirectoryEntryToData( module, TRUE, IMAGE_DIRECTORY_ENTRY_EXPORT, &size );
     if (!exports) return;
     debug = (DEBUG_ENTRY_POINT *)((char *)exports + size);
@@ -833,6 +840,8 @@ void SNOOP_SetupDLL(HMODULE hmod)
     SIZE_T size;
     IMAGE_EXPORT_DIRECTORY *exports;
 
+    if (!init_done) init_debug_lists();
+
     exports = RtlImageDirectoryEntryToData( hmod, TRUE, IMAGE_DIRECTORY_ENTRY_EXPORT, &size );
     if (!exports) return;
     name = (char *)hmod + exports->Name;