diff --git a/Cargo.lock b/Cargo.lock
index c68548bc0..00f4551d6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1261,7 +1261,7 @@ dependencies = [
  "contract-metadata",
  "escape8259",
  "hex",
- "indexmap 2.2.3",
+ "indexmap 2.2.4",
  "ink",
  "ink_env",
  "ink_metadata",
@@ -2227,7 +2227,7 @@ dependencies = [
  "futures-sink",
  "futures-util",
  "http",
- "indexmap 2.2.3",
+ "indexmap 2.2.4",
  "slab",
  "tokio",
  "tokio-util",
@@ -2519,9 +2519,9 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "2.2.3"
+version = "2.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "233cf39063f058ea2caae4091bf4a3ef70a653afbc026f5c4a4135d114e3c177"
+checksum = "967d6dd42f16dbf0eb8040cb9e477933562684d3918f7d253f2ff9087fb3e7a3"
 dependencies = [
  "equivalent",
  "hashbrown 0.14.3",
@@ -4652,7 +4652,7 @@ dependencies = [
  "chrono",
  "hex",
  "indexmap 1.9.3",
- "indexmap 2.2.3",
+ "indexmap 2.2.4",
  "serde",
  "serde_derive",
  "serde_json",
@@ -5848,7 +5848,7 @@ version = "0.19.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1b5bb770da30e5cbfde35a2d7b9b8a2c4b8ef89548a7a6aeab5c9a576e3e7421"
 dependencies = [
- "indexmap 2.2.3",
+ "indexmap 2.2.4",
  "toml_datetime",
  "winnow",
 ]
@@ -5859,7 +5859,7 @@ version = "0.20.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70f427fce4d84c72b5b732388bf4a9f4531b53f74e2887e3ecb2481f68f66d81"
 dependencies = [
- "indexmap 2.2.3",
+ "indexmap 2.2.4",
  "toml_datetime",
  "winnow",
 ]
@@ -5870,7 +5870,7 @@ version = "0.21.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a8534fd7f78b5405e860340ad6575217ce99f38d4d5c8f2442cb5ecb50090e1"
 dependencies = [
- "indexmap 2.2.3",
+ "indexmap 2.2.4",
  "toml_datetime",
  "winnow",
 ]
@@ -5881,7 +5881,7 @@ version = "0.22.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c9ffdf896f8daaabf9b66ba8e77ea1ed5ed0f72821b398aba62352e95062951"
 dependencies = [
- "indexmap 2.2.3",
+ "indexmap 2.2.4",
  "serde",
  "serde_spanned",
  "toml_datetime",
diff --git a/crates/transcode/Cargo.toml b/crates/transcode/Cargo.toml
index ba840f23c..588ccb8e2 100644
--- a/crates/transcode/Cargo.toml
+++ b/crates/transcode/Cargo.toml
@@ -23,7 +23,7 @@ blake2 = { version = "0.10.6", default-features = false }
 contract-metadata = { version = "4.0.0-rc.3", path = "../metadata" }
 escape8259 = "0.5.2"
 hex = "0.4.3"
-indexmap = "2.2.3"
+indexmap = "2.2.4"
 ink_env = "5.0.0-rc.2"
 ink_metadata = "5.0.0-rc.2"
 itertools = "0.12.1"