diff --git a/Project.toml b/Project.toml
index 7489d47..264fb5d 100644
--- a/Project.toml
+++ b/Project.toml
@@ -17,6 +17,7 @@ SparseDiffTools = "47a9eef4-7e08-11e9-0b38-333d64bd3804"
 StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
 
 [compat]
+ImageFiltering = "0.7"
 LinearSolve = "1.23"
 julia = "^1"