diff --git a/Cargo.lock b/Cargo.lock
index bb507f07..b48aece6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -992,18 +992,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "2.0.3"
+version = "2.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c006c85c7651b3cf2ada4584faa36773bd07bac24acfb39f3c431b36d7e667aa"
+checksum = "8fec2a1820ebd077e2b90c4df007bebf344cd394098a13c563957d0afc83ea47"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "2.0.3"
+version = "2.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f077553d607adc1caf65430528a576c757a71ed73944b66ebb58ef2bbd243568"
+checksum = "d65750cab40f4ff1929fb1ba509e9914eb756131cef4210da8d5d700d26f6312"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/dtrace-parser/Cargo.toml b/dtrace-parser/Cargo.toml
index 7e3ede91..d07e3727 100644
--- a/dtrace-parser/Cargo.toml
+++ b/dtrace-parser/Cargo.toml
@@ -9,7 +9,7 @@ repository = "https://github.com/oxidecomputer/usdt.git"
 [dependencies]
 pest = "2.7.15"
 pest_derive = "2.7.14"
-thiserror = "2.0.3"
+thiserror = "2.0.6"
 
 [dev-dependencies]
 rstest = "0.22.0"