diff --git a/Cargo.toml b/Cargo.toml
index 4465e3f..78b3f8e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -43,7 +43,7 @@ required-features = ["unstable"]
 
 [dependencies]
 nalgebra = "0"
-thiserror = "1"
+thiserror = "2"
 rand = { version = "0", optional = true }
 rand_distr = { version = "0", optional = true }
 num-traits = "0"