diff --git a/network/mail/thunderbird/pspec.xml b/network/mail/thunderbird/pspec.xml
index 0f4434f84b..0ed9b9c853 100644
--- a/network/mail/thunderbird/pspec.xml
+++ b/network/mail/thunderbird/pspec.xml
@@ -40,6 +40,7 @@
             <Dependency>libevent-devel</Dependency>
             <Dependency>gconf-devel</Dependency>
             <Dependency>libvpx-devel</Dependency>
+            <Dependency>pulseaudio-libs-devel</Dependency>
             <Dependency>startup-notification-devel</Dependency>
         </BuildDependencies>
         <Patches>