diff --git a/sys/i386/isa/snd/sound.h b/sys/i386/isa/snd/sound.h
index c404ce6503d..5d5db4d837b 100644
--- a/sys/i386/isa/snd/sound.h
+++ b/sys/i386/isa/snd/sound.h
@@ -329,7 +329,7 @@ struct _snddev_info {
 /*
  * TODO: add some card classes rather than specific types.
  */
-#include <machine/soundcard.h>
+#include <sys/soundcard.h>
 /*
  * many variables should be reduced to a range. Here define a macro
  */
diff --git a/sys/i386/isa/sound/mmap_test.c b/sys/i386/isa/sound/mmap_test.c
index 8f2f5a547b9..db5cbc0b9ac 100644
--- a/sys/i386/isa/sound/mmap_test.c
+++ b/sys/i386/isa/sound/mmap_test.c
@@ -25,7 +25,7 @@ static const char rcsid[] =
 #include <unistd.h>
 #include <sys/types.h>
 #include <sys/mman.h>
-#include <machine/soundcard.h>
+#include <sys/soundcard.h>
 #include <sys/time.h>
 
 int
diff --git a/sys/i386/isa/sound/os.h b/sys/i386/isa/sound/os.h
index cea247c7f70..1abc45b87e6 100644
--- a/sys/i386/isa/sound/os.h
+++ b/sys/i386/isa/sound/os.h
@@ -19,7 +19,7 @@
 #include <sys/buf.h>
 #include <sys/signalvar.h>
 
-#include <machine/soundcard.h>
+#include <sys/soundcard.h>
 
 #include <i386/isa/isa_device.h>