diff --git a/Cargo.lock b/Cargo.lock
index 998178c08..f92cdc4c4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -807,6 +807,12 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
+[[package]]
+name = "cfg_aliases"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
+
 [[package]]
 name = "chacha20"
 version = "0.9.1"
@@ -1415,7 +1421,7 @@ dependencies = [
  "thiserror 2.0.18",
  "time",
  "trillium-client",
- "trillium-http",
+ "trillium-http 0.3.17",
  "url",
  "uuid",
 ]
@@ -1639,6 +1645,26 @@ version = "0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "28dea519a9695b9977216879a3ebfddf92f1c08c05d984f8996aecd6ecdc811d"
 
+[[package]]
+name = "fieldwork"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "16b5ff57d22899405076c15dd38c2735eb8ff261a37fd0d1b0e841f3fd298433"
+dependencies = [
+ "fieldwork-derive",
+]
+
+[[package]]
+name = "fieldwork-derive"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9aca8417ff665ef605a5d6f8f7670df33f74f3226003a1021582940878730b3"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "filetime"
 version = "0.2.29"
@@ -2052,6 +2078,11 @@ name = "hashbrown"
 version = "0.17.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ed5909b6e89a2db4456e54cd5f673791d7eca6732202bbf2a9cc504fe2f9b84a"
+dependencies = [
+ "allocator-api2",
+ "equivalent",
+ "foldhash",
+]
 
 [[package]]
 name = "hashlink"
@@ -2634,8 +2665,8 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_urlencoded",
- "signal-hook 0.4.4",
- "signal-hook-tokio 0.4.0",
+ "signal-hook",
+ "signal-hook-tokio",
  "tempfile",
  "testcontainers",
  "thiserror 2.0.18",
@@ -3235,6 +3266,17 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "32a66949e030da00e8c7d4434b251670a91556f4144941d37452769c25d58a53"
 
+[[package]]
+name = "listenfd"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b87bc54a4629b4294d0b3ef041b64c40c611097a677d9dc07b2c67739fe39dba"
+dependencies = [
+ "libc",
+ "uuid",
+ "winapi",
+]
+
 [[package]]
 name = "litemap"
 version = "0.8.2"
@@ -4501,6 +4543,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "rlimit"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f35ee2729c56bb610f6dba436bf78135f728b7373bdffae2ec815b2d3eb98cc3"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "rstest"
 version = "0.26.1"
@@ -5013,16 +5064,6 @@ version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8fadd59c855ef2080decdef8ff161eb6661b86933c9d82e5ba29dc602a55aba"
 
-[[package]]
-name = "signal-hook"
-version = "0.3.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d881a16cf4426aa584979d30bd82cb33429027e42122b169753d6ef1085ed6e2"
-dependencies = [
- "libc",
- "signal-hook-registry",
-]
-
 [[package]]
 name = "signal-hook"
 version = "0.4.4"
@@ -5043,18 +5084,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "signal-hook-tokio"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "213241f76fb1e37e27de3b6aa1b068a2c333233b59cca6634f634b80a27ecf1e"
-dependencies = [
- "futures-core",
- "libc",
- "signal-hook 0.3.18",
- "tokio",
-]
-
 [[package]]
 name = "signal-hook-tokio"
 version = "0.4.0"
@@ -5063,7 +5092,7 @@ checksum = "e513e435a8898a0002270f29d0a708b7879708fb5c4d00e46983ca2d2d378cf0"
 dependencies = [
  "futures-core",
  "libc",
- "signal-hook 0.4.4",
+ "signal-hook",
  "tokio",
 ]
 
@@ -5442,6 +5471,18 @@ version = "2.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
 
+[[package]]
+name = "swansong"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "59e547d6edfcd09568f663d6340c48478cec8cac1403db95e8072c9a7e513253"
+dependencies = [
+ "event-listener 5.4.1",
+ "futures-core",
+ "log",
+ "pin-project-lite",
+]
+
 [[package]]
 name = "syn"
 version = "2.0.118"
@@ -6119,7 +6160,19 @@ checksum = "b84b5b14b3b2dda42a660fd7476a00f25c7565c4f1dc63b4322a7855a1c5384f"
 dependencies = [
  "async-trait",
  "log",
- "trillium-http",
+ "trillium-http 0.3.17",
+]
+
+[[package]]
+name = "trillium"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "616f6b4783efa17cd96b35ce691de520aefe69c2ef0af3f422e92eb25dc39392"
+dependencies = [
+ "futures-lite",
+ "log",
+ "trillium-http 1.4.2",
+ "trillium-macros 0.1.0",
 ]
 
 [[package]]
@@ -6140,8 +6193,8 @@ dependencies = [
  "serde_json",
  "size",
  "thiserror 1.0.69",
- "trillium-http",
- "trillium-server-common",
+ "trillium-http 0.3.17",
+ "trillium-server-common 0.5.2",
 ]
 
 [[package]]
@@ -6166,11 +6219,39 @@ dependencies = [
  "trillium-macros 0.0.6",
 ]
 
+[[package]]
+name = "trillium-http"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c2a75892ba169be7ca3a1746fa0354eb00145494257e00d033e30ef60ddb6d1"
+dependencies = [
+ "atomic-waker",
+ "encoding_rs",
+ "event-listener 5.4.1",
+ "fastrand",
+ "fieldwork",
+ "futures-lite",
+ "hashbrown 0.17.1",
+ "httpdate",
+ "log",
+ "memchr",
+ "mime",
+ "pin-project-lite",
+ "smallvec",
+ "smartcow",
+ "smartstring",
+ "swansong",
+ "sync_wrapper",
+ "thiserror 2.0.18",
+ "trillium-macros 0.1.0",
+ "type-set",
+]
+
 [[package]]
 name = "trillium-macros"
-version = "0.0.5"
+version = "0.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "916054381183f0cfed7604bf7de2044a760624a50d26eef5492468fb73083bbb"
+checksum = "916e37646d33632b88ca02d4b8c4e2e6376f2a89d9888de71b7d82c150ed1f6c"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -6179,9 +6260,9 @@ dependencies = [
 
 [[package]]
 name = "trillium-macros"
-version = "0.0.6"
+version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "916e37646d33632b88ca02d4b8c4e2e6376f2a89d9888de71b7d82c150ed1f6c"
+checksum = "3caa8c474e8cfacd96ca0692f57f932891543db2147beca4758a075a7d26a0b2"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -6198,7 +6279,7 @@ dependencies = [
  "log",
  "rustls-pemfile",
  "rustls-platform-verifier",
- "trillium-server-common",
+ "trillium-server-common 0.5.2",
  "webpki-roots",
 ]
 
@@ -6214,28 +6295,51 @@ dependencies = [
  "futures-lite",
  "log",
  "pin-project-lite",
- "rlimit",
- "trillium",
- "trillium-http",
+ "rlimit 0.10.2",
+ "trillium 0.2.20",
+ "trillium-http 0.3.17",
+ "url",
+]
+
+[[package]]
+name = "trillium-server-common"
+version = "0.7.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf9670b5b6bf18a8411c78201879b5628ac7e3d148854f63e0640f7cd15ac820"
+dependencies = [
+ "async-channel 2.5.0",
+ "async_cell",
+ "atomic-waker",
+ "cfg_aliases",
+ "fieldwork",
+ "futures-lite",
+ "listenfd",
+ "log",
+ "pin-project-lite",
+ "rlimit 0.11.0",
+ "smallvec",
+ "swansong",
+ "trillium 1.3.0",
+ "trillium-http 1.4.2",
  "url",
 ]
 
 [[package]]
 name = "trillium-tokio"
-version = "0.4.0"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "160f07d12cc798d7de6a65e2279bb445f0606ecc4a9c594315ffff556ab7968b"
+checksum = "25e3b81554f70e425cc23030c8cd5c851a213d883cb30ebbf81eb2e9b24be1ad"
 dependencies = [
  "async-compat",
  "log",
- "signal-hook 0.3.18",
- "signal-hook-tokio 0.3.1",
+ "signal-hook",
+ "signal-hook-tokio",
  "tokio",
  "tokio-stream",
- "trillium",
- "trillium-http",
- "trillium-macros 0.0.5",
- "trillium-server-common",
+ "trillium 1.3.0",
+ "trillium-http 1.4.2",
+ "trillium-macros 0.1.0",
+ "trillium-server-common 0.7.8",
 ]
 
 [[package]]
@@ -6278,6 +6382,12 @@ dependencies = [
  "thiserror 2.0.18",
 ]
 
+[[package]]
+name = "type-set"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a6d0bbc2be93a6be556bf72da67cab01b87e650f9dbd8a095e8b1a3d4712dfb"
+
 [[package]]
 name = "typenum"
 version = "1.20.1"
diff --git a/integration_tests/Cargo.toml b/integration_tests/Cargo.toml
index b92d528a6..15a55326a 100644
--- a/integration_tests/Cargo.toml
+++ b/integration_tests/Cargo.toml
@@ -60,4 +60,4 @@ tracing.workspace = true
 # TODO(divviup/divviup-api#...): Remove once divviup-client is migrated off Trillium.
 trillium-rustls.workspace = true
 # trillium-tokio must remain at 0.4.x to match divviup-client's trillium-server-common 0.5.x stack.
-trillium-tokio = "0.4"
+trillium-tokio = "0.6"