diff --git a/lib/action/images.ml b/lib/action/images.ml
index 948a972..51e49b6 100644
--- a/lib/action/images.ml
+++ b/lib/action/images.ml
@@ -2,7 +2,7 @@ let run (module R : Sigs.RESOLVER) cache =
   (* We pass [cache] in order to add more rules. *)
   let open Yocaml.Eff in
   cache
-  |> Batch_copy.run ~extension:[ "svg"; "png" ] ~source:R.Source.static_images
-       ~target:R.Target.images
-  >>= Batch_copy.run ~extension:[ "svg"; "png" ] ~source:R.Source.avatars
+  |> Batch_copy.run ~extension:[ "svg"; "png"; "jpg" ]
+       ~source:R.Source.static_images ~target:R.Target.images
+  >>= Batch_copy.run ~extension:[ "svg"; "png"; "jpg" ] ~source:R.Source.avatars
         ~target:R.Target.avatars