diff --git a/Cargo.lock b/Cargo.lock
index 6916a9225ee..a6de2e4b832 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1004,7 +1004,7 @@ dependencies = [
  "serde_json",
  "serde_repr",
  "serde_urlencoded",
- "thiserror 2.0.9",
+ "thiserror 2.0.11",
  "tokio",
  "tokio-util",
  "tower-service",
@@ -1104,7 +1104,7 @@ dependencies = [
  "semver",
  "serde",
  "serde_json",
- "thiserror 2.0.9",
+ "thiserror 2.0.11",
 ]
 
 [[package]]
@@ -3153,7 +3153,7 @@ dependencies = [
  "subxt",
  "subxt-metadata",
  "subxt-signer",
- "thiserror 2.0.9",
+ "thiserror 2.0.11",
  "tokio",
  "tracing",
  "tracing-subscriber",
@@ -7187,11 +7187,11 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "2.0.9"
+version = "2.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f072643fd0190df67a8bab670c20ef5d8737177d6ac6b2e9a236cb096206b2cc"
+checksum = "d452f284b73e6d76dd36758a0c8684b1d5be31f92b89d07fd5822175732206fc"
 dependencies = [
- "thiserror-impl 2.0.9",
+ "thiserror-impl 2.0.11",
 ]
 
 [[package]]
@@ -7207,9 +7207,9 @@ dependencies = [
 
 [[package]]
 name = "thiserror-impl"
-version = "2.0.9"
+version = "2.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b50fa271071aae2e6ee85f842e2e28ba8cd2c5fb67f11fcb1fd70b276f9e7d4"
+checksum = "26afc1baea8a989337eeb52b6e72a039780ce45c3edfcc9c5b9d112feeb173c2"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -8281,5 +8281,5 @@ dependencies = [
  "displaydoc",
  "indexmap 2.7.0",
  "memchr",
- "thiserror 2.0.9",
+ "thiserror 2.0.11",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 8094b8ca5ce..db882d31362 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -71,7 +71,7 @@ subxt-metadata = { version = "0.38.0" }
 subxt-signer = { version = "0.38.0" }
 syn = { version = "2" }
 synstructure = { version = "0.13.1" }
-thiserror = { version = "2.0.4" }
+thiserror = { version = "2.0.11" }
 tokio = { version = "1.43.0" }
 tracing = { version = "0.1.41" }
 tracing-subscriber = { version = "0.3.19" }