diff --git a/divviup/rust/Cargo.lock b/divviup/rust/Cargo.lock
index 07dd5a1..c1afc14 100644
--- a/divviup/rust/Cargo.lock
+++ b/divviup/rust/Cargo.lock
@@ -414,25 +414,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "crossbeam-deque"
-version = "0.8.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "613f8cc01fe9cf1a3eb3d7f488fd2fa8388403e97039e2f73692932e291a770d"
-dependencies = [
- "crossbeam-epoch",
- "crossbeam-utils",
-]
-
-[[package]]
-name = "crossbeam-epoch"
-version = "0.9.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b82ac4a3c2ca9c3460964f020e1402edd5753411d7737aa39c3714ad1b5420e"
-dependencies = [
- "crossbeam-utils",
-]
-
 [[package]]
 name = "crossbeam-utils"
 version = "0.8.19"
@@ -542,12 +523,6 @@ dependencies = [
  "thiserror",
 ]
 
-[[package]]
-name = "either"
-version = "1.10.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "11157ac094ffbdde99aa67b23417ebdd801842852b500e395a45a9c0aac03e4a"
-
 [[package]]
 name = "elliptic-curve"
 version = "0.12.3"
@@ -1083,9 +1058,9 @@ checksum = "49f1f14873335454500d59611f1cf4a4b0f786f9ac11f4312a78e4cf2566695b"
 
 [[package]]
 name = "janus_core"
-version = "0.7.5"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0078579b5e2bc454847a5955f24e29aa050cfe8904b36de759a07d1c06a9a324"
+checksum = "3b160b9b98ce1106eb17df28fb797f7b163d9fe8592360aa1640bab8806e0396"
 dependencies = [
  "anyhow",
  "backoff",
@@ -1116,9 +1091,9 @@ dependencies = [
 
 [[package]]
 name = "janus_messages"
-version = "0.7.5"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bd629c85e8ff09303b2bfccb15e7ae07adb716a998d9124b312f988afbd8b5b5"
+checksum = "60d1eaaa2cca473cb0280138756cba75eb20d3e3eb2f85e384a580557b5b93b5"
 dependencies = [
  "anyhow",
  "base64",
@@ -1459,7 +1434,6 @@ dependencies = [
  "num-traits",
  "rand",
  "rand_core 0.6.4",
- "rayon",
  "serde",
  "sha2",
  "sha3",
@@ -1536,26 +1510,6 @@ dependencies = [
  "getrandom",
 ]
 
-[[package]]
-name = "rayon"
-version = "1.10.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b418a60154510ca1a002a752ca9714984e21e4241e804d32555251faf8b78ffa"
-dependencies = [
- "either",
- "rayon-core",
-]
-
-[[package]]
-name = "rayon-core"
-version = "1.12.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1465873a3dfdaa8ae7cb14b4383657caab0b3e8a0aa9ae8e04b044854c8dfce2"
-dependencies = [
- "crossbeam-deque",
- "crossbeam-utils",
-]
-
 [[package]]
 name = "redox_syscall"
 version = "0.4.1"
@@ -1596,9 +1550,9 @@ checksum = "c08c74e62047bb2de4ff487b251e4a92e24f48745648451635cec7d591162d9f"
 
 [[package]]
 name = "reqwest"
-version = "0.12.3"
+version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e6cc1e89e689536eb5aeede61520e874df5a4707df811cd5da4aa5fbb2aae19"
+checksum = "566cafdd92868e0939d3fb961bd0dc25fcfaaed179291093b3d43e6b3150ea10"
 dependencies = [
  "base64",
  "bytes",
@@ -1733,18 +1687,18 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.197"
+version = "1.0.199"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3fb1c873e1b9b056a4dc4c0c198b24c3ffa059243875552b2bd0933b1aee4ce2"
+checksum = "0c9f6e76df036c77cd94996771fb40db98187f096dd0b9af39c6c6e452ba966a"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.197"
+version = "1.0.199"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7eb0b34b42edc17f6b7cac84a52a1c5f0e1bb2227e997ca9011ea3dd34e8610b"
+checksum = "11bd257a6541e141e42ca6d24ae26f7714887b47e89aa739099104c7e4d3b7fc"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/divviup/rust/Cargo.toml b/divviup/rust/Cargo.toml
index 1b9cd2a..0f31fee 100644
--- a/divviup/rust/Cargo.toml
+++ b/divviup/rust/Cargo.toml
@@ -8,7 +8,7 @@ publish = false
 crate_type = ["cdylib"]
 
 [dependencies]
-janus_core = "0.7.5"
+janus_core = "0.7.6"
 janus_messages = "0.7.2"
 jni = "0.21.1"
 prio = "0.16.2"