diff --git a/Project.toml b/Project.toml
index 91841d8..879d04a 100644
--- a/Project.toml
+++ b/Project.toml
@@ -28,7 +28,7 @@ ImageFiltering = "0.6.9, 0.7"
 Images = "0.20.0, 0.21, 0.22, 0.23, 0.24, 0.25"
 Interact = "0.10.3"
 JuliennedArrays = "0.2.2, 0.3"
-LowLevelParticleFilters = "0.2.2, 0.4, 1.0"
+LowLevelParticleFilters = "0.2.2, 0.4, 1.0, 2.1"
 NearestNeighbors = "0.4.4"
 StaticArrays = "0.12, 1.0"
 VideoIO = "0.9, 1.0"