diff --git a/Project.toml b/Project.toml
index 6c98299..bbb6a08 100644
--- a/Project.toml
+++ b/Project.toml
@@ -11,6 +11,7 @@ PDFIO = "4d0d745f-9d9a-592e-8d18-1ad8a0f42b92"
 RollingFunctions = "b0e4dd01-7b14-53d8-9b45-175a3e362653"
 
 [compat]
+BSplineKit = "0.17"
 PDFIO = "0.1"
 julia = "1"