diff --git a/Cargo.lock b/Cargo.lock
index 7db22f6444..1423f11c2e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -355,7 +355,7 @@ dependencies = [
  "bitflags 2.5.0",
  "boa_interner",
  "boa_macros",
- "indexmap 2.2.5",
+ "indexmap 2.2.6",
  "num-bigint",
  "rustc-hash",
  "serde",
@@ -414,7 +414,7 @@ dependencies = [
  "icu_plurals",
  "icu_provider",
  "icu_segmenter",
- "indexmap 2.2.5",
+ "indexmap 2.2.6",
  "indoc",
  "intrusive-collections",
  "itertools 0.12.1",
@@ -494,7 +494,7 @@ dependencies = [
  "boa_gc",
  "boa_macros",
  "hashbrown 0.14.3",
- "indexmap 2.2.5",
+ "indexmap 2.2.6",
  "once_cell",
  "phf",
  "rustc-hash",
@@ -2119,9 +2119,9 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "2.2.5"
+version = "2.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b0b929d511467233429c45a44ac1dcaa21ba0f5ba11e4879e6ed28ddb4f9df4"
+checksum = "168fb715dda47215e360912c096649d23d58bf392ac62f73919e831745e40f26"
 dependencies = [
  "equivalent",
  "hashbrown 0.14.3",
@@ -3407,7 +3407,7 @@ version = "0.9.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a0623d197252096520c6f2a5e1171ee436e5af99a5d7caa2891e55e61950e6d9"
 dependencies = [
- "indexmap 2.2.5",
+ "indexmap 2.2.6",
  "itoa",
  "ryu",
  "serde",
@@ -3933,7 +3933,7 @@ version = "0.21.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a8534fd7f78b5405e860340ad6575217ce99f38d4d5c8f2442cb5ecb50090e1"
 dependencies = [
- "indexmap 2.2.5",
+ "indexmap 2.2.6",
  "toml_datetime",
  "winnow 0.5.40",
 ]
@@ -3944,7 +3944,7 @@ version = "0.22.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c12219811e0c1ba077867254e5ad62ee2c9c190b0d957110750ac0cda1ae96cd"
 dependencies = [
- "indexmap 2.2.5",
+ "indexmap 2.2.6",
  "serde",
  "serde_spanned",
  "toml_datetime",
diff --git a/Cargo.toml b/Cargo.toml
index df0d57990e..28806608ca 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -55,7 +55,7 @@ clap = "4.5.4"
 colored = "2.1.0"
 fast-float = "0.2.0"
 hashbrown = { version = "0.14.3", default-features = false }
-indexmap = { version = "2.2.5", default-features = false }
+indexmap = { version = "2.2.6", default-features = false }
 indoc = "2.0.5"
 jemallocator = "0.5.4"
 num-bigint = "0.4.4"