diff --git a/Cargo.lock b/Cargo.lock
index 827cbde..67da35c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1553,7 +1553,7 @@ dependencies = [
  "directories",
  "serde",
  "tempfile",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
  "toml",
 ]
 
@@ -1565,7 +1565,7 @@ dependencies = [
  "nix 0.29.0",
  "serialport",
  "tempfile",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
  "tokio",
  "tokio-serial",
  "tokio-util",
diff --git a/Cargo.toml b/Cargo.toml
index 390f4ae..b42fa22 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,7 +26,7 @@ vt100 = "0.16"
 tui-term = "0.3"
 serde = { version = "1", features = ["derive"] }
 toml = "0.8"
-thiserror = "1"
+thiserror = "2"
 directories = "5"
 insta = "1"
 anyhow = "1"