diff --git a/pkgs/development/libraries/webrtc-audio-processing/default.nix b/pkgs/development/libraries/webrtc-audio-processing/default.nix
index 9f9f90a6f176..ef6f9ed49712 100644
--- a/pkgs/development/libraries/webrtc-audio-processing/default.nix
+++ b/pkgs/development/libraries/webrtc-audio-processing/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  name = "webrtc-audio-processing-0.1";
+  name = "webrtc-audio-processing-0.3";
 
   src = fetchurl {
     url = "http://freedesktop.org/software/pulseaudio/webrtc-audio-processing/${name}.tar.xz";
-    sha256 = "1p7yg8n39wwdfr52br2dq3bh8iypfx9md99mh1i9g2v8qbwm4jzd";
+    sha256 = "1yl0187xjh1j2zkb7v9cs9i868zcaj23pzn4a36qhzam9wfjjvkm";
   };
 
   meta = with stdenv.lib; {
diff --git a/pkgs/servers/pulseaudio/default.nix b/pkgs/servers/pulseaudio/default.nix
index 02f5363be8e7..b6ac7f9475b1 100644
--- a/pkgs/servers/pulseaudio/default.nix
+++ b/pkgs/servers/pulseaudio/default.nix
@@ -34,11 +34,11 @@
 
 stdenv.mkDerivation rec {
   name = "${if libOnly then "lib" else ""}pulseaudio-${version}";
-  version = "8.0";
+  version = "9.0";
 
   src = fetchurl {
     url = "http://freedesktop.org/software/pulseaudio/releases/pulseaudio-${version}.tar.xz";
-    sha256 = "128rrlvrgb4ia3pbzipf5mi6nvrpm6zmxn5r3bynqiikhvify3k9";
+    sha256 = "11j682g2mn723sz3bh4i44ggq29z053zcggy0glzn63zh9mxdly3";
   };
 
   patches = [ ./caps-fix.patch ];