diff --git a/Cargo.lock b/Cargo.lock
index 74d8388cf2c499b61971f20e3c30664ee73ed0bd..a57298a5eb732580a618e270f1f9347fd0a2ac5a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1405,9 +1405,9 @@ checksum = "0cfe9645a18782869361d9c8732246be7b410ad4e919d3609ebabdac00ba12c3"
 
 [[package]]
 name = "indexmap"
-version = "1.8.0"
+version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "282a6247722caba404c065016bbfa522806e51714c34f5dfc3e4a3a46fcb4223"
+checksum = "0f647032dfaa1f8b6dc29bd3edb7bbef4861b8b8007ebb118d6db284fd59f6ee"
 dependencies = [
  "autocfg",
  "hashbrown 0.11.2",
diff --git a/Cargo.toml b/Cargo.toml
index 3ff5a70e28deb6592a8fc809f9a77fb12c3e5a24..b01923f121f6fc0af4c29bdfd92ca3160a3231b9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -61,7 +61,7 @@ hex = "0.4.3"
 jsonrpsee = { version = "0.9.0", features = ["ws-client"] }
 nom = "7.1.1"
 nom-supreme = { version = "0.7.0", features = ["error"] }
-indexmap = "1.8.0"
+indexmap = "1.8.1"
 thiserror = "1.0.30"
 escape8259 = "0.5.1"
 itertools = "0.10.3"