diff --git a/dlls/dmscript/dmscript_main.c b/dlls/dmscript/dmscript_main.c
index 67f2b10e47b..248b660285e 100644
--- a/dlls/dmscript/dmscript_main.c
+++ b/dlls/dmscript/dmscript_main.c
@@ -644,7 +644,7 @@ const char *debugstr_fourcc (DWORD fourcc) {
 }
 
 /* DMUS_VERSION struct to string conversion for debug messages */
-const char *debugstr_dmversion (LPDMUS_VERSION version) {
+const char *debugstr_dmversion (const DMUS_VERSION *version) {
 	if (!version) return "'null'";
 	return wine_dbg_sprintf ("\'%i,%i,%i,%i\'",
 		(int)((version->dwVersionMS & 0xFFFF0000) >> 8), (int)(version->dwVersionMS & 0x0000FFFF), 
diff --git a/dlls/dmscript/dmscript_private.h b/dlls/dmscript/dmscript_private.h
index 32ccd81e602..86966139d81 100644
--- a/dlls/dmscript/dmscript_private.h
+++ b/dlls/dmscript/dmscript_private.h
@@ -134,7 +134,7 @@ extern int even_or_odd (DWORD number);
 /* FOURCC to string conversion for debug messages */
 extern const char *debugstr_fourcc (DWORD fourcc);
 /* DMUS_VERSION struct to string conversion for debug messages */
-extern const char *debugstr_dmversion (LPDMUS_VERSION version);
+extern const char *debugstr_dmversion (const DMUS_VERSION *version);
 /* returns name of given GUID */
 extern const char *debugstr_dmguid (const GUID *id);
 /* returns name of given error code */