diff --git a/ci/build-freebsd.sh b/ci/build-freebsd.sh
index 32ba0df010..a64c03be7e 100755
--- a/ci/build-freebsd.sh
+++ b/ci/build-freebsd.sh
@@ -18,6 +18,7 @@ python3 ./waf configure \
     --enable-vaapi-wayland \
     --enable-vdpau \
     --enable-vulkan \
+    --enable-oss-audio \
     $(pkg info -q v4l_compat && echo --enable-dvbin) \
     $(pkg info -q libdvdnav && echo --enable-dvdnav) \
     $(pkg info -q libcdio-paranoia && echo --enable-cdda) \