diff --git a/sys/dev/fb/s3_pci.c b/sys/dev/fb/s3_pci.c
index 9935b9e414c..558329ba887 100644
--- a/sys/dev/fb/s3_pci.c
+++ b/sys/dev/fb/s3_pci.c
@@ -389,7 +389,7 @@ s3lfb_blank_display(video_adapter_t *adp, int mode)
 }
 
 static int
-s3lfb_mmap(video_adapter_t *adp, vm_offset_t offset, vm_offset_t *paddr,
+s3lfb_mmap(video_adapter_t *adp, vm_offset_t offset, vm_paddr_t *paddr,
 	  int prot)
 {
 	return (*prevvidsw->mmap)(adp, offset, paddr, prot);