diff --git a/heroku-24/setup.sh b/heroku-24/setup.sh
index fc3e7304..f57c66cf 100755
--- a/heroku-24/setup.sh
+++ b/heroku-24/setup.sh
@@ -145,6 +145,7 @@ apt-get install -y --no-install-recommends \
     libcairo2 \
     libcurl4 \
     libdatrie1 \
+    libdav1d7 \
     libev4 \
     libevent-2.1-7 \
     libevent-core-2.1-7 \
@@ -189,6 +190,7 @@ apt-get install -y --no-install-recommends \
     libseccomp2 \
     libsodium23 \
     libspeex1 \
+    libsvtav1enc1d1 \
     libthai-data \
     libthai0 \
     libtheora0 \