diff --git a/Xext/panoramiX.c b/Xext/panoramiX.c
index bb253c393..df67c009c 100644
--- a/Xext/panoramiX.c
+++ b/Xext/panoramiX.c
@@ -434,7 +434,7 @@ XineramaReinitData(void)
  */
 
 void
-PanoramiXExtensionInit(int argc, char *argv[])
+PanoramiXExtensionInit(void)
 {
     int i;
     Bool success = FALSE;
diff --git a/hw/xfree86/dixmods/extmod/modinit.h b/hw/xfree86/dixmods/extmod/modinit.h
index 9753fe0fd..e7c744859 100644
--- a/hw/xfree86/dixmods/extmod/modinit.h
+++ b/hw/xfree86/dixmods/extmod/modinit.h
@@ -85,7 +85,7 @@ extern void SecurityExtensionInit(INITARGS);
 #endif
 
 #if 1
-extern void PanoramiXExtensionInit(int argc, char *argv[]);
+extern void PanoramiXExtensionInit(INITARGS);
 #endif
 
 #if 1