diff --git a/stepmania/src/Makefile.am b/stepmania/src/Makefile.am
index be82177ca8..05fc26d1a3 100644
--- a/stepmania/src/Makefile.am
+++ b/stepmania/src/Makefile.am
@@ -91,7 +91,8 @@ if HAVE_GTK
 LoadingWindow += arch/LoadingWindow/LoadingWindow_Gtk.cpp arch/LoadingWindow/LoadingWindow_Gtk.h
 endif
 
-Sound = arch/Sound/RageSoundDriver_Null.cpp arch/Sound/RageSoundDriver_Null.h
+Sound = arch/Sound/RageSoundDriver_Null.cpp arch/Sound/RageSoundDriver_Null.h \
+	arch/Sound/RageSoundDriver_Generic_Software.cpp arch/Sound/RageSoundDriver_Generic_Software.h
 
 
 if HAVE_OSS