diff --git a/gnu/packages/gnuzilla.scm b/gnu/packages/gnuzilla.scm
index d7f80014be..1b365448f2 100644
--- a/gnu/packages/gnuzilla.scm
+++ b/gnu/packages/gnuzilla.scm
@@ -546,7 +546,7 @@ (define-public icecat
        ("libxcomposite" ,libxcomposite)
        ("libxt" ,libxt)
        ("libffi" ,libffi)
-       ("ffmpeg" ,ffmpeg)
+       ("ffmpeg" ,ffmpeg-3.4)
        ("libvpx" ,libvpx)
        ("icu4c" ,icu4c)
        ("pixman" ,pixman)