diff --git a/Project.toml b/Project.toml
index f913c0ab..c6af3eb8 100644
--- a/Project.toml
+++ b/Project.toml
@@ -52,7 +52,7 @@ FFTW = "1"
 FileIO = "1.1"
 FixedPointNumbers = "0.7, 0.8"
 GeometryBasics = "0.2, 0.3"
-Highlights = "0.4"
+Highlights = "0.4, 0.5"
 ImageCore = "0.8"
 ImageFiltering = "0.6"
 ImageIO = "0.2, 0.3"