diff --git a/Cargo.toml b/Cargo.toml
index d383871e..aff0ddf0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -33,7 +33,7 @@ tracing-subscriber = { version = "0.3.17", features = [
     "time",
 ] }
 chrono = "0.4"
-config = { version = "0.14", features = ["preserve_order"] }
+config = { version = "0.15", features = ["preserve_order"] }
 faer = "0.19.3"
 faer-ext = { version = "0.2.0", features = ["nalgebra", "ndarray"] }
 pharmsol = "0.7.2"