diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0bde747..dbbd627 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,9 +1,10 @@
-In Devlopment
--------------
+In Development
+--------------
 - Serve a `/robots.txt` file denying all robots
 - Log `User-Agent` and `X-Request-ID` headers
 - Rate limit incoming requests
 - Handling of incoming requests now times out after 25 seconds
+- Increased MSRV to 1.81
 
 v0.5.0 (2024-11-18)
 -------------------
diff --git a/Cargo.lock b/Cargo.lock
index 458b656..e388cf5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -108,9 +108,9 @@ checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
 
 [[package]]
 name = "aws-config"
-version = "1.5.10"
+version = "1.5.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b49afaa341e8dd8577e1a2200468f98956d6eda50bcf4a53246cc00174ba924"
+checksum = "c03a50b30228d3af8865ce83376b4e99e1ffa34728220fe2860e4df0bb5278d6"
 dependencies = [
  "aws-credential-types",
  "aws-runtime",
@@ -119,7 +119,7 @@ dependencies = [
  "aws-sdk-sts",
  "aws-smithy-async",
  "aws-smithy-http",
- "aws-smithy-json 0.60.7",
+ "aws-smithy-json",
  "aws-smithy-runtime",
  "aws-smithy-runtime-api",
  "aws-smithy-types",
@@ -150,9 +150,9 @@ dependencies = [
 
 [[package]]
 name = "aws-runtime"
-version = "1.4.4"
+version = "1.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5ac934720fbb46206292d2c75b57e67acfc56fe7dfd34fb9a02334af08409ea"
+checksum = "b16d1aa50accc11a4b4d5c50f7fb81cc0cf60328259c587d0e6b0f11385bde46"
 dependencies = [
  "aws-credential-types",
  "aws-sigv4",
@@ -176,9 +176,9 @@ dependencies = [
 
 [[package]]
 name = "aws-sdk-s3"
-version = "1.65.0"
+version = "1.68.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3ba2c5c0f2618937ce3d4a5ad574b86775576fa24006bcb3128c6e2cbf3c34e"
+checksum = "bc5ddf1dc70287dc9a2f953766a1fe15e3e74aef02fd1335f2afa475c9b4f4fc"
 dependencies = [
  "aws-credential-types",
  "aws-runtime",
@@ -187,7 +187,7 @@ dependencies = [
  "aws-smithy-checksums",
  "aws-smithy-eventstream",
  "aws-smithy-http",
- "aws-smithy-json 0.61.1",
+ "aws-smithy-json",
  "aws-smithy-runtime",
  "aws-smithy-runtime-api",
  "aws-smithy-types",
@@ -210,15 +210,15 @@ dependencies = [
 
 [[package]]
 name = "aws-sdk-sso"
-version = "1.50.0"
+version = "1.53.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05ca43a4ef210894f93096039ef1d6fa4ad3edfabb3be92b80908b9f2e4b4eab"
+checksum = "1605dc0bf9f0a4b05b451441a17fcb0bda229db384f23bf5cead3adbab0664ac"
 dependencies = [
  "aws-credential-types",
  "aws-runtime",
  "aws-smithy-async",
  "aws-smithy-http",
- "aws-smithy-json 0.61.1",
+ "aws-smithy-json",
  "aws-smithy-runtime",
  "aws-smithy-runtime-api",
  "aws-smithy-types",
@@ -232,15 +232,15 @@ dependencies = [
 
 [[package]]
 name = "aws-sdk-ssooidc"
-version = "1.51.0"
+version = "1.54.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abaf490c2e48eed0bb8e2da2fb08405647bd7f253996e0f93b981958ea0f73b0"
+checksum = "59f3f73466ff24f6ad109095e0f3f2c830bfb4cd6c8b12f744c8e61ebf4d3ba1"
 dependencies = [
  "aws-credential-types",
  "aws-runtime",
  "aws-smithy-async",
  "aws-smithy-http",
- "aws-smithy-json 0.61.1",
+ "aws-smithy-json",
  "aws-smithy-runtime",
  "aws-smithy-runtime-api",
  "aws-smithy-types",
@@ -254,15 +254,15 @@ dependencies = [
 
 [[package]]
 name = "aws-sdk-sts"
-version = "1.51.0"
+version = "1.54.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b68fde0d69c8bfdc1060ea7da21df3e39f6014da316783336deff0a9ec28f4bf"
+checksum = "861d324ef69247c6f3c6823755f408a68877ffb1a9afaff6dd8b0057c760de60"
 dependencies = [
  "aws-credential-types",
  "aws-runtime",
  "aws-smithy-async",
  "aws-smithy-http",
- "aws-smithy-json 0.61.1",
+ "aws-smithy-json",
  "aws-smithy-query",
  "aws-smithy-runtime",
  "aws-smithy-runtime-api",
@@ -306,9 +306,9 @@ dependencies = [
 
 [[package]]
 name = "aws-smithy-async"
-version = "1.2.3"
+version = "1.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "427cb637d15d63d6f9aae26358e1c9a9c09d5aa490d64b09354c8217cfef0f28"
+checksum = "fa59d1327d8b5053c54bf2eaae63bf629ba9e904434d0835a28ed3c0ed0a614e"
 dependencies = [
  "futures-util",
  "pin-project-lite",
@@ -338,9 +338,9 @@ dependencies = [
 
 [[package]]
 name = "aws-smithy-eventstream"
-version = "0.60.5"
+version = "0.60.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cef7d0a272725f87e51ba2bf89f8c21e4df61b9e49ae1ac367a6d69916ef7c90"
+checksum = "8b18559a41e0c909b77625adf2b8c50de480a8041e5e4a3f5f7d177db70abc5a"
 dependencies = [
  "aws-smithy-types",
  "bytes",
@@ -349,9 +349,9 @@ dependencies = [
 
 [[package]]
 name = "aws-smithy-http"
-version = "0.60.11"
+version = "0.60.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c8bc3e8fdc6b8d07d976e301c02fe553f72a39b7a9fea820e023268467d7ab6"
+checksum = "7809c27ad8da6a6a68c454e651d4962479e81472aa19ae99e59f9aba1f9713cc"
 dependencies = [
  "aws-smithy-eventstream",
  "aws-smithy-runtime-api",
@@ -368,15 +368,6 @@ dependencies = [
  "tracing",
 ]
 
-[[package]]
-name = "aws-smithy-json"
-version = "0.60.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4683df9469ef09468dad3473d129960119a0d3593617542b7d52086c8486f2d6"
-dependencies = [
- "aws-smithy-types",
-]
-
 [[package]]
 name = "aws-smithy-json"
 version = "0.61.1"
@@ -398,9 +389,9 @@ dependencies = [
 
 [[package]]
 name = "aws-smithy-runtime"
-version = "1.7.6"
+version = "1.7.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a05dd41a70fc74051758ee75b5c4db2c0ca070ed9229c3df50e9475cda1cb985"
+checksum = "865f7050bbc7107a6c98a397a9fcd9413690c27fa718446967cf03b2d3ac517e"
 dependencies = [
  "aws-smithy-async",
  "aws-smithy-http",
@@ -442,9 +433,9 @@ dependencies = [
 
 [[package]]
 name = "aws-smithy-types"
-version = "1.2.11"
+version = "1.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38ddc9bd6c28aeb303477170ddd183760a956a03e083b3902a990238a7e3792d"
+checksum = "a28f6feb647fb5e0d5b50f0472c19a7db9462b74e2fec01bb0b44eedcc834e97"
 dependencies = [
  "base64-simd",
  "bytes",
@@ -487,9 +478,9 @@ dependencies = [
 
 [[package]]
 name = "aws-types"
-version = "1.3.3"
+version = "1.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5221b91b3e441e6675310829fd8984801b772cb1546ef6c0e54dec9f1ac13fef"
+checksum = "b0df5a18c4f951c645300d365fec53a61418bcf4650f604f85fe2a665bfaa0c2"
 dependencies = [
  "aws-credential-types",
  "aws-smithy-async",
@@ -663,9 +654,9 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.2.9"
+version = "1.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8293772165d9345bdaaa39b45b2109591e63fe5e6fbc23c6ff930a048aa310b"
+checksum = "13208fcbb66eaeffe09b99fffbe1af420f00a7b35aa99ad683dfc1aa76145229"
 dependencies = [
  "shlex",
 ]
@@ -1716,9 +1707,9 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "2.7.0"
+version = "2.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62f822373a4fe84d4bb149bf54e584a7f4abec90e072ed49cda0edea5b95471f"
+checksum = "8c9c992b02b5b4c94ea26e32fe5bccb7aa7d9f390ab5c1221ff895bc7ea8b652"
 dependencies = [
  "equivalent",
  "hashbrown 0.15.2",
@@ -1750,9 +1741,9 @@ checksum = "71dd52191aae121e8611f1e8dc3e324dd0dd1dee1e6dd91d10ee07a3cfb4d9d8"
 
 [[package]]
 name = "ipnet"
-version = "2.10.1"
+version = "2.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ddc24109865250148c2e0f3d25d4f0f479571723792d3802153c60922a4fb708"
+checksum = "469fb0b9cefa57e3ef31275ee7cacb78f2fdca44e4765491884a2b119d4eb130"
 
 [[package]]
 name = "itertools"
@@ -1821,9 +1812,9 @@ dependencies = [
 
 [[package]]
 name = "log"
-version = "0.4.22"
+version = "0.4.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a7a70ba024b9dc04c27ea2f0c0548feb474ec5c54bba33a7f72f873a39d07b24"
+checksum = "04cbf5b083de1c7e0222a7a51dbfdba1cbe1c6ab0b15e29fff3f6c077fd9cd9f"
 
 [[package]]
 name = "loom"
@@ -1896,9 +1887,9 @@ checksum = "6877bb514081ee2a7ff5ef9de3281f14a4dd4bceac4c09388074a6b5df8a139a"
 
 [[package]]
 name = "miniz_oxide"
-version = "0.8.2"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4ffbe83022cedc1d264172192511ae958937694cd57ce297164951b8b3568394"
+checksum = "b8402cab7aefae129c6977bb0ff1b8fd9a04eb5b51efc50a70bea51cda0c7924"
 dependencies = [
  "adler2",
 ]
@@ -2020,9 +2011,9 @@ checksum = "ff011a302c396a5197692431fc1948019154afc178baf7d8e37367442a4601cf"
 
 [[package]]
 name = "outref"
-version = "0.5.1"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4030760ffd992bef45b0ae3f10ce1aba99e33464c90d14dd7c039884963ddc7a"
+checksum = "1a80800c0488c3a21695ea981a54918fbb37abf04f4d0720c453632255e2ff0e"
 
 [[package]]
 name = "overload"
@@ -2855,9 +2846,9 @@ dependencies = [
 
 [[package]]
 name = "semver"
-version = "1.0.24"
+version = "1.0.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3cb6eb87a131f756572d7fb904f6e7b68633f09cca868c5df1c4b8d1a694bbba"
+checksum = "f79dfe2d285b0488816f30e700a7438c5a73d816b5b7d3ac72fbc48b0d185e03"
 
 [[package]]
 name = "serde"
@@ -2881,9 +2872,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.135"
+version = "1.0.137"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b0d7ba2887406110130a978386c4e1befb98c674b4fba677954e4db976630d9"
+checksum = "930cfb6e6abf99298aaad7d29abbef7a9999a9a8806a40088f55f0dcec03146b"
 dependencies = [
  "indexmap",
  "itoa",
@@ -3565,9 +3556,9 @@ checksum = "b6c140620e7ffbb22c2dee59cafe6084a59b5ffc27a8859a5f0d494b5d52b6be"
 
 [[package]]
 name = "uuid"
-version = "1.11.1"
+version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b913a3b5fe84142e269d63cc62b64319ccaf89b748fc31fe025177f767a756c4"
+checksum = "744018581f9a3454a9e15beb8a33b017183f1e7c0cd170232a2d1453b23a51c4"
 dependencies = [
  "getrandom",
  "rand",
@@ -3575,9 +3566,9 @@ dependencies = [
 
 [[package]]
 name = "valuable"
-version = "0.1.0"
+version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
+checksum = "ba73ea9cf16a25df0c8caa16c51acb937d5712a8429db78a3ee29d5dcacd3a65"
 
 [[package]]
 name = "version_check"
diff --git a/Cargo.toml b/Cargo.toml
index ff989d2..6f3f3bc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "dandidav"
 version = "0.5.0"
 edition = "2021"
-rust-version = "1.78"
+rust-version = "1.81"
 description = "WebDAV view to DANDI Archive"
 authors = [
     "DANDI Developers <team@dandiarchive.org>",
@@ -17,9 +17,9 @@ publish = false
 [dependencies]
 anyhow = "1.0.95"
 async-trait = "0.1.85"
-aws-config = { version = "1.5.10", features = ["behavior-version-latest"] }
-aws-sdk-s3 = "1.65.0"
-aws-smithy-async = "1.2.3"
+aws-config = { version = "1.5.13", features = ["behavior-version-latest"] }
+aws-sdk-s3 = "1.68.0"
+aws-smithy-async = "1.2.4"
 aws-smithy-runtime-api = "1.7.3"
 aws-smithy-types-convert = { version = "0.60.8", features = ["convert-time"] }
 axum = { version = "0.8.1", default-features = false, features = ["http1", "tokio", "tower-log"] }
@@ -40,7 +40,7 @@ reqwest = { version = "0.12.12", default-features = false, features = ["json", "
 reqwest-middleware = "0.4.0"
 reqwest-retry = "0.7.0"
 serde = { version = "1.0.217", features = ["derive"] }
-serde_json = { version = "1.0.135", features = ["preserve_order"] }
+serde_json = { version = "1.0.137", features = ["preserve_order"] }
 serde_yaml = "0.9.34"
 smartstring = "1.0.1"
 tera = { version = "1.20.0", default-features = false }
@@ -53,7 +53,7 @@ tower_governor = { version = "0.6.0", features = ["tracing"] }
 tracing = "0.1.41"
 tracing-subscriber = { version = "0.3.19", features = ["json", "local-time", "time"] }
 url = { version = "2.5.4", features = ["serde"] }
-uuid = { version = "1.11.1", features = ["fast-rng", "v4"] }
+uuid = { version = "1.12.0", features = ["fast-rng", "v4"] }
 xml-rs = "0.8.25"
 
 [dev-dependencies]
diff --git a/README.md b/README.md
index d6d1ada..6b3b3d2 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 [![Project Status: Active – The project has reached a stable, usable state and is being actively developed.](https://www.repostatus.org/badges/latest/active.svg)](https://www.repostatus.org/#active)
 [![CI Status](https://github.com/dandi/dandidav/actions/workflows/test.yml/badge.svg)](https://github.com/dandi/dandidav/actions/workflows/test.yml)
 [![codecov.io](https://codecov.io/gh/dandi/dandidav/branch/main/graph/badge.svg)](https://codecov.io/gh/dandi/dandidav)
-[![Minimum Supported Rust Version](https://img.shields.io/badge/MSRV-1.78-orange)](https://www.rust-lang.org)
+[![Minimum Supported Rust Version](https://img.shields.io/badge/MSRV-1.81-orange)](https://www.rust-lang.org)
 [![MIT License](https://img.shields.io/github/license/dandi/dandidav.svg)](https://opensource.org/licenses/MIT)
 
 [GitHub](https://github.com/dandi/dandidav) | [Issues](https://github.com/dandi/dandidav/issues) | [Changelog](https://github.com/dandi/dandidav/blob/main/CHANGELOG.md)