diff --git a/nongnu/packages/messaging.scm b/nongnu/packages/messaging.scm
index 5736dd71..ecfab992 100644
--- a/nongnu/packages/messaging.scm
+++ b/nongnu/packages/messaging.scm
@@ -231,6 +231,10 @@ or iOS.")
                            (string-append #$(this-package-input "fontconfig-minimal") "/etc/fonts")
                            #$output)
                           ":")))
+                     `("PATH" prefix
+                       ,(list #$@(map (lambda (pkg)
+                                        (file-append (this-package-input pkg) "/lib"))
+                                      '("pulseaudio"))))
                      `("LD_LIBRARY_PATH" prefix
                        ,(list (string-append #$(this-package-input "nss") "/lib/nss")
                               (string-append #$output "/lib/")