diff --git a/Cargo.lock b/Cargo.lock
index cef33101b5f..b3b7a7e9626 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5419,18 +5419,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.40"
+version = "1.0.49"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "978c9a314bd8dc99be594bc3c175faaa9794be04a5a5e153caba6915336cebac"
+checksum = "1177e8c6d7ede7afde3585fd2513e611227efd6481bd78d2e82ba1ce16557ed4"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.40"
+version = "1.0.49"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f9456a42c5b0d803c8cd86e73dd7cc9edd429499f37a3550d286d5e86720569f"
+checksum = "10712f02019e9288794769fba95cd6847df9874d49d871d062172f9dd41bc4cc"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/protocols/floodsub/Cargo.toml b/protocols/floodsub/Cargo.toml
index 00fa57c0272..c8dd3374bec 100644
--- a/protocols/floodsub/Cargo.toml
+++ b/protocols/floodsub/Cargo.toml
@@ -23,7 +23,7 @@ quick-protobuf = "0.8"
 quick-protobuf-codec = { workspace = true }
 rand = "0.8"
 smallvec = "1.6.1"
-thiserror = "1.0.40"
+thiserror = "1.0.49"
 
 # Passing arguments to the docsrs builder in order to properly document cfg's.
 # More information: https://docs.rs/about/builds#cross-compiling
diff --git a/transports/noise/Cargo.toml b/transports/noise/Cargo.toml
index 484d9a3773b..f79969e269c 100644
--- a/transports/noise/Cargo.toml
+++ b/transports/noise/Cargo.toml
@@ -22,7 +22,7 @@ quick-protobuf = "0.8"
 rand = "0.8.3"
 sha2 = "0.10.7"
 static_assertions = "1"
-thiserror = "1.0.40"
+thiserror = "1.0.49"
 x25519-dalek = "1.1.0"
 zeroize = "1"
 
diff --git a/transports/quic/Cargo.toml b/transports/quic/Cargo.toml
index 2655b34e83a..f2059bbdc88 100644
--- a/transports/quic/Cargo.toml
+++ b/transports/quic/Cargo.toml
@@ -22,7 +22,7 @@ parking_lot = "0.12.0"
 quinn-proto = { version = "0.10.1", default-features = false, features = ["tls-rustls"] }
 rand = "0.8.5"
 rustls = { version = "0.21.2", default-features = false }
-thiserror = "1.0.40"
+thiserror = "1.0.49"
 tokio = { version = "1.28.2", default-features = false, features = ["net", "rt", "time"], optional = true }
 
 [features]
diff --git a/transports/tls/Cargo.toml b/transports/tls/Cargo.toml
index 731fd7508ef..a5353f27ff7 100644
--- a/transports/tls/Cargo.toml
+++ b/transports/tls/Cargo.toml
@@ -15,7 +15,7 @@ libp2p-core = { workspace = true }
 libp2p-identity = { workspace = true }
 rcgen = "0.10.0"
 ring = "0.16.20"
-thiserror = "1.0.40"
+thiserror = "1.0.49"
 webpki = { version = "0.22.0", features = ["std"] }
 x509-parser = "0.15.0"
 yasna = "0.5.2"
diff --git a/transports/webtransport-websys/Cargo.toml b/transports/webtransport-websys/Cargo.toml
index db554bc1982..e900d8a6fc7 100644
--- a/transports/webtransport-websys/Cargo.toml
+++ b/transports/webtransport-websys/Cargo.toml
@@ -23,7 +23,7 @@ log = "0.4.19"
 multiaddr = { workspace = true }
 multihash = { workspace = true }
 send_wrapper = { version = "0.6.0", features = ["futures"] }
-thiserror = "1.0.40"
+thiserror = "1.0.49"
 wasm-bindgen = "0.2.87"
 wasm-bindgen-futures = "0.4.37"
 web-sys = { version = "0.3.64", features = [