diff --git a/Cargo.lock b/Cargo.lock
index 5bdf95bff0..0a54b1a874 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -358,7 +358,7 @@ dependencies = [
  "bitflags 2.4.1",
  "boa_interner",
  "boa_macros",
- "indexmap 2.0.2",
+ "indexmap 2.1.0",
  "num-bigint",
  "rustc-hash",
  "serde",
@@ -417,7 +417,7 @@ dependencies = [
  "icu_plurals",
  "icu_provider",
  "icu_segmenter",
- "indexmap 2.0.2",
+ "indexmap 2.1.0",
  "indoc",
  "intrusive-collections",
  "itertools 0.11.0",
@@ -495,7 +495,7 @@ dependencies = [
  "boa_gc",
  "boa_macros",
  "hashbrown 0.14.2",
- "indexmap 2.0.2",
+ "indexmap 2.1.0",
  "once_cell",
  "phf",
  "rustc-hash",
@@ -2006,9 +2006,9 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "2.0.2"
+version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8adf3ddd720272c6ea8bf59463c04e0f93d0bbf7c5439b691bca2987e0270897"
+checksum = "d530e1a18b1cb4c484e6e34556a0d948706958449fca0cab753d649f2bce3d1f"
 dependencies = [
  "equivalent",
  "hashbrown 0.14.2",
@@ -3222,7 +3222,7 @@ version = "0.9.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3cc7a1570e38322cfe4154732e5110f887ea57e22b76f4bfd32b5bdd3368666c"
 dependencies = [
- "indexmap 2.0.2",
+ "indexmap 2.1.0",
  "itoa",
  "ryu",
  "serde",
@@ -3732,7 +3732,7 @@ version = "0.19.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1b5bb770da30e5cbfde35a2d7b9b8a2c4b8ef89548a7a6aeab5c9a576e3e7421"
 dependencies = [
- "indexmap 2.0.2",
+ "indexmap 2.1.0",
  "toml_datetime",
  "winnow",
 ]
@@ -3743,7 +3743,7 @@ version = "0.20.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70f427fce4d84c72b5b732388bf4a9f4531b53f74e2887e3ecb2481f68f66d81"
 dependencies = [
- "indexmap 2.0.2",
+ "indexmap 2.1.0",
  "serde",
  "serde_spanned",
  "toml_datetime",
diff --git a/Cargo.toml b/Cargo.toml
index 2ff1a6d6be..9028f2dc9b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -47,7 +47,7 @@ clap = "4.4.7"
 colored = "2.0.4"
 fast-float = "0.2.0"
 hashbrown = { version = "0.14.2", default-features = false }
-indexmap = { version = "2.0.2", default-features = false }
+indexmap = { version = "2.1.0", default-features = false }
 indoc = "2.0.4"
 jemallocator = "0.5.4"
 num-bigint = "0.4.4"