diff --git a/pkgs/applications/networking/instant-messengers/baresip/default.nix b/pkgs/applications/networking/instant-messengers/baresip/default.nix
index 5dc4294ba3bc..90b2695f0039 100644
--- a/pkgs/applications/networking/instant-messengers/baresip/default.nix
+++ b/pkgs/applications/networking/instant-messengers/baresip/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl, zlib, openssl, libre, librem, pkgconfig
 , cairo, mpg123, gstreamer, gst-ffmpeg, gst-plugins-base, gst-plugins-bad
 , gst-plugins-good, alsaLib, SDL, libv4l, celt, libsndfile, srtp, ffmpeg
-, gsm, speex, portaudio, spandsp, libuuid, ccache
+, gsm, speex, portaudio, spandsp, libuuid, ccache, libvpx
 }:
 stdenv.mkDerivation rec {
   version = "0.5.1";
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   buildInputs = [zlib openssl libre librem pkgconfig
     cairo mpg123 gstreamer gst-ffmpeg gst-plugins-base gst-plugins-bad gst-plugins-good
     alsaLib SDL libv4l celt libsndfile srtp ffmpeg gsm speex portaudio spandsp libuuid
-    ccache
+    ccache libvpx
     ];
   makeFlags = [
     "LIBRE_MK=${libre}/share/re/re.mk"
@@ -24,21 +24,22 @@ stdenv.mkDerivation rec {
     "USE_VIDEO=1"
     "CCACHE_DISABLE=1"
 
-    "USE_ALSA=1" "USE_AMR=1" "USE_CAIRO=1" "USE_CELT=1" 
-    "USE_CONS=1" "USE_EVDEV=1" "USE_FFMPEG=1"  "USE_GSM=1" "USE_GST=1" 
-    "USE_L16=1" "USE_MPG123=1" "USE_OSS=1" "USE_PLC=1" 
-    "USE_PORTAUDIO=1" "USE_SDL=1" "USE_SNDFILE=1" "USE_SPEEX=1" 
-    "USE_SPEEX_AEC=1" "USE_SPEEX_PP=1" "USE_SPEEX_RESAMP=1" "USE_SRTP=1" 
+    "USE_ALSA=1" "USE_AMR=1" "USE_CAIRO=1" "USE_CELT=1"
+    "USE_CONS=1" "USE_EVDEV=1" "USE_FFMPEG=1"  "USE_GSM=1" "USE_GST=1"
+    "USE_L16=1" "USE_MPG123=1" "USE_OSS=1" "USE_PLC=1" "USE_VPX=1"
+    "USE_PORTAUDIO=1" "USE_SDL=1" "USE_SNDFILE=1" "USE_SPEEX=1"
+    "USE_SPEEX_AEC=1" "USE_SPEEX_PP=1" "USE_SPEEX_RESAMP=1" "USE_SRTP=1"
     "USE_STDIO=1" "USE_SYSLOG=1" "USE_UUID=1" "USE_V4L2=1" "USE_X11=1"
 
     "USE_BV32=" "USE_COREAUDIO=" "USE_G711=1" "USE_G722=1" "USE_G722_1="
-    "USE_ILBC=" "USE_OPUS=" "USE_SILK=" 
+    "USE_ILBC=" "USE_OPUS=" "USE_SILK="
   ]
   ++ stdenv.lib.optional (stdenv.cc.cc != null) "SYSROOT_ALT=${stdenv.cc.cc}"
   ++ stdenv.lib.optional (stdenv.cc.libc != null) "SYSROOT=${stdenv.cc.libc}"
   ;
+
   NIX_CFLAGS_COMPILE='' -I${librem}/include/rem -I${gsm}/include/gsm
-    -DHAVE_INTTYPES_H -D__GLIBC__ 
+    -DHAVE_INTTYPES_H -D__GLIBC__
     -D__need_timeval -D__need_timespec -D__need_time_t '';
   meta = {
     homepage = "http://www.creytiv.com/baresip.html";