diff --git a/Project.toml b/Project.toml
index a58d9434..bf027152 100644
--- a/Project.toml
+++ b/Project.toml
@@ -48,7 +48,7 @@ RoMEFluxExt = "Flux"
 RoMEImageIOExt = "ImageIO"
 
 [compat]
-ApproxManifoldProducts = "0.8.5"
+ApproxManifoldProducts = "0.8.5, 0.9"
 CameraModels = "0.2"
 CoordinateTransformations = "0.5, 0.6"
 Dates = "1.10"