diff --git a/CHANGELOG.md b/CHANGELOG.md
index d8c993a..264b20c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Bump `serde_json` from 1.0.108 to 1.0.111 ([#717](https://github.com/vbrandl/hoc/pull/717), [#722](https://github.com/vbrandl/hoc/pull/722))
 - Bump `vergen` from 8.2.6 to 8.2.9 ([#721](https://github.com/vbrandl/hoc/pull/721))
 - Bump `actions/cache` from 3 to 4 ([#724](https://github.com/vbrandl/hoc/pull/724))
+- Bump `h2` from 0.3.20 to 0.3.24 ([#725](https://github.com/vbrandl/hoc/pull/725))
 
 ## [0.36.0] 2023-11-17
 ### Dependencies
diff --git a/Cargo.lock b/Cargo.lock
index 23ce53b..a46f822 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -634,6 +634,12 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "equivalent"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
+
 [[package]]
 name = "errno"
 version = "0.3.8"
@@ -1353,9 +1359,9 @@ dependencies = [
 
 [[package]]
 name = "h2"
-version = "0.3.20"
+version = "0.3.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97ec8491ebaf99c8eaa73058b045fe58073cd6be7f596ac993ced0b0a0c01049"
+checksum = "bb2c4422095b67ee78da96fbb51a4cc413b3b25883c7717ff7ca1ab31022c9c9"
 dependencies = [
  "bytes",
  "fnv",
@@ -1523,12 +1529,12 @@ checksum = "206ca75c9c03ba3d4ace2460e57b189f39f43de612c2f85836e65c929701bb2d"
 
 [[package]]
 name = "indexmap"
-version = "1.9.3"
+version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
+checksum = "ad227c3af19d4914570ad36d30409928b75967c298feb9ea1969db3a610bb14e"
 dependencies = [
- "autocfg",
- "hashbrown 0.12.3",
+ "equivalent",
+ "hashbrown 0.14.0",
 ]
 
 [[package]]