diff --git a/rostests/winetests/msacm32/msacm.c b/rostests/winetests/msacm32/msacm.c
index cfa6aea004c..6efcb84b9d0 100644
--- a/rostests/winetests/msacm32/msacm.c
+++ b/rostests/winetests/msacm32/msacm.c
@@ -29,8 +29,8 @@
 #include "winnls.h"
 #include "mmsystem.h"
 #define NOBITMAP
-#include "wine/mmreg.h"
-#include "wine/msacm.h"
+#include "mmreg.h"
+#include "msacm.h"
 
 static BOOL CALLBACK FormatTagEnumProc(HACMDRIVERID hadid,
                                        PACMFORMATTAGDETAILS paftd,
@@ -59,9 +59,9 @@ static BOOL CALLBACK DriverEnumProc(HACMDRIVERID hadid,
                                     DWORD fdwSupport)
 {
     MMRESULT rc;
-    ACMDRIVERDETAILSA dd;
+    ACMDRIVERDETAILS dd;
     HACMDRIVER had;
-
+    
     DWORD dwDriverPriority;
     DWORD dwDriverSupport;
 
@@ -275,9 +275,9 @@ static BOOL CALLBACK DriverEnumProc(HACMDRIVERID hadid,
            "acmMetrics(): rc = %08x, should be %08x\n",
            rc, MMSYSERR_NOERROR);
         if (rc == MMSYSERR_NOERROR) {
-            ACMFORMATDETAILSA fd;
+            ACMFORMATDETAILS fd;
             WAVEFORMATEX * pwfx;
-            ACMFORMATTAGDETAILSA aftd;
+            ACMFORMATTAGDETAILS aftd;
 
             /* try bad pointer */
             rc = acmFormatEnum(had, 0, FormatEnumProc, 0, 0);