diff --git a/Project.toml b/Project.toml
index 28657c0..5f489db 100644
--- a/Project.toml
+++ b/Project.toml
@@ -62,6 +62,7 @@ Missings = "0.4"
 MultivariateStats = "0.8"
 Plots = "1"
 Query = "1"
+RCall = "0.13"
 RvSpectML = ">=0.2.3"
 RvSpectMLBase = ">=0.2.1"
 Scalpels = "0.1"