diff --git a/virtualbox.changes b/virtualbox.changes
index 618af97..c1c451b 100644
--- a/virtualbox.changes
+++ b/virtualbox.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri Apr 19 14:56:41 UTC 2013 - coolo@suse.com
+
+- it fails without alsa-devel installed, so buildrequire it (somehow
+  no longer dropped in)
+
 -------------------------------------------------------------------
 Mon Apr  8 07:47:34 UTC 2013 - coolo@suse.com
 
diff --git a/virtualbox.spec b/virtualbox.spec
index 1603bd5..b08d884 100644
--- a/virtualbox.spec
+++ b/virtualbox.spec
@@ -43,6 +43,7 @@ BuildRequires:  libopenssl-devel
 #
 BuildRequires:  LibVNCServer-devel
 BuildRequires:  SDL-devel
+BuildRequires:  alsa-devel
 BuildRequires:  bin86
 BuildRequires:  boost-devel
 BuildRequires:  dev86