--- a/Cargo.toml	Sun Jan 26 11:58:02 2025 -0500
+++ b/Cargo.toml	Thu Jan 23 23:39:40 2025 +0100
@@ -1,8 +1,8 @@
 [package]
 name = "pointsource_algs"
-version = "2.0.0-dev"
+version = "2.0.0-pre"
 edition = "2021"
-rust-version = "1.67"
+rust-version = "1.85"
 authors = ["Tuomo Valkonen <tuomov@iki.fi>"]
 description = "Algorithms for point source localisation"
 homepage = "https://tuomov.iki.fi/software/pointsource_algs/"