diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b54fe758..3c39bdb3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -6,11 +6,21 @@ jobs:
   build:
     strategy:
       matrix:
-        toolchain: [ stable ]
+        platform: [
+          ubuntu-latest,
+          macos-latest,
+          ]
+        toolchain: 
+          [ stable,
+            beta,
+            1.63.0, # MSRV
+          ]
         include:
           - toolchain: stable
             check-fmt: true
-    runs-on: ubuntu-latest
+          - toolchain: 1.63.0
+            msrv: true
+    runs-on: ${{ matrix.platform }}
     steps:
       - name: Checkout source code
         uses: actions/checkout@v3
@@ -18,11 +28,18 @@ jobs:
         run: |
           curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --profile=minimal --default-toolchain ${{ matrix.toolchain }}
           rustup override set ${{ matrix.toolchain }}
-      - name: Build on Rust ${{ matrix.toolchain }}
-        run: cargo build --verbose --color always
       - name: Check formatting
         if: matrix.check-fmt
         run: rustup component add rustfmt && cargo fmt --all -- --check
+      - name: Pin packages to allow for MSRV
+        if: matrix.msrv
+        run: |
+          cargo update -p hashlink --precise "0.8.2" --verbose # hashlink 0.8.3 requires hashbrown 0.14, requiring 1.64.0
+          cargo update -p regex --precise "1.9.6" --verbose # regex 1.10.0 requires rustc 1.65.0
+          cargo update -p home --precise "0.5.5" --verbose # home v0.5.9 requires rustc 1.70 or newer
+          cargo update -p tokio --precise "1.38.1" --verbose # tokio v1.39.0 requires rustc 1.70 or newer
+      - name: Build on Rust ${{ matrix.toolchain }}
+        run: cargo build --verbose --color always
       - name: Test on Rust ${{ matrix.toolchain }}
         run: cargo test
       - name: Cargo check release on Rust ${{ matrix.toolchain }}
diff --git a/Cargo.lock b/Cargo.lock
index 680caae2..6bd52c40 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -49,12 +49,6 @@ dependencies = [
  "memchr",
 ]
 
-[[package]]
-name = "allocator-api2"
-version = "0.2.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c6cb57a04249c6480766f7f7cef5467412af1490f8d1e243141daddada3264f"
-
 [[package]]
 name = "android-tzdata"
 version = "0.1.1"
@@ -508,21 +502,26 @@ dependencies = [
 
 [[package]]
 name = "hashbrown"
-version = "0.14.5"
+version = "0.13.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
+checksum = "43a3c133739dddd0d2990f9a4bdf8eb4b21ef50e4851ca85ab661199821d510e"
 dependencies = [
  "ahash 0.8.11",
- "allocator-api2",
 ]
 
+[[package]]
+name = "hashbrown"
+version = "0.14.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
+
 [[package]]
 name = "hashlink"
-version = "0.8.4"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e8094feaf31ff591f651a2664fb9cfd92bba7a60ce3197265e9482ebe753c8f7"
+checksum = "0761a1b9491c4f2e3d66aa0f62d0fba0af9a0e2852e4d48ea506632a4b56e6aa"
 dependencies = [
- "hashbrown",
+ "hashbrown 0.13.2",
 ]
 
 [[package]]
@@ -551,11 +550,11 @@ checksum = "3011d1213f159867b13cfd6ac92d2cd5f1345762c63be3554e84092d85a50bbd"
 
 [[package]]
 name = "home"
-version = "0.5.9"
+version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3d1354bf6b7235cb4a0576c2619fd4ed18183f689b12b006a0ee7329eeff9a5"
+checksum = "5444c27eef6923071f7ebcc33e3444508466a76f7a2b93da00ed6e19f30c1ddb"
 dependencies = [
- "windows-sys 0.52.0",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -738,7 +737,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "168fb715dda47215e360912c096649d23d58bf392ac62f73919e831745e40f26"
 dependencies = [
  "equivalent",
- "hashbrown",
+ "hashbrown 0.14.5",
 ]
 
 [[package]]
@@ -797,7 +796,7 @@ dependencies = [
  "lightning-persister",
  "lightning-rapid-gossip-sync",
  "lightning-transaction-sync",
- "prost 0.11.9",
+ "prost",
  "rand",
  "reqwest",
  "rusqlite",
@@ -814,7 +813,7 @@ dependencies = [
  "hyper 1.4.1",
  "hyper-util",
  "ldk-node",
- "prost 0.12.6",
+ "prost",
  "serde",
  "serde_json",
  "tokio",
@@ -1097,17 +1096,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b82eaa1d779e9a4bc1c3217db8ffbeabaae1dca241bf70183242128d48681cd"
 dependencies = [
  "bytes",
- "prost-derive 0.11.9",
-]
-
-[[package]]
-name = "prost"
-version = "0.12.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "deb1435c188b76130da55f17a466d252ff7b1418b2ad3e037d127b94e3411f29"
-dependencies = [
- "bytes",
- "prost-derive 0.12.6",
+ "prost-derive",
 ]
 
 [[package]]
@@ -1124,7 +1113,7 @@ dependencies = [
  "multimap",
  "petgraph",
  "prettyplease",
- "prost 0.11.9",
+ "prost",
  "prost-types",
  "regex",
  "syn 1.0.109",
@@ -1145,26 +1134,13 @@ dependencies = [
  "syn 1.0.109",
 ]
 
-[[package]]
-name = "prost-derive"
-version = "0.12.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "81bddcdb20abf9501610992b6759a4c888aef7d1a7247ef75e2404275ac24af1"
-dependencies = [
- "anyhow",
- "itertools",
- "proc-macro2",
- "quote",
- "syn 2.0.71",
-]
-
 [[package]]
 name = "prost-types"
 version = "0.11.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "213622a1460818959ac1181aaeb2dc9c7f63df720db7d788b3e24eacd1983e13"
 dependencies = [
- "prost 0.11.9",
+ "prost",
 ]
 
 [[package]]
@@ -1208,9 +1184,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.10.5"
+version = "1.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b91213439dad192326a0d7c6ee3955910425f441d7038e0d6933b0aec5c4517f"
+checksum = "ebee201405406dbf528b8b672104ae6d6d63e6d118cb10e4d51abbc7b58044ff"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -1220,9 +1196,9 @@ dependencies = [
 
 [[package]]
 name = "regex-automata"
-version = "0.4.7"
+version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38caf58cc5ef2fed281f89292ef23f6365465ed9a41b7a7754eb4e26496c92df"
+checksum = "59b23e92ee4318893fa3fe3e6fb365258efbfe6ac6ab30f090cdcbb7aa37efa9"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -1231,9 +1207,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.8.4"
+version = "0.7.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7a66a03ae7c801facd77a29370b4faec201768915ac14a721ba36f20bc9c209b"
+checksum = "dbb5fb1acd8a1a18b3dd5be62d25485eb770e05afb408a9627d14d451bae12da"
 
 [[package]]
 name = "reqwest"
@@ -1723,7 +1699,7 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a62cbd331368125aeb93b67dd4a80826a4ee29a810d4c76d2c9d265c1522a3f2"
 dependencies = [
- "prost 0.11.9",
+ "prost",
  "prost-build",
  "rand",
  "reqwest",
diff --git a/server/Cargo.toml b/server/Cargo.toml
index 0289f4ec..2a9d7e9e 100644
--- a/server/Cargo.toml
+++ b/server/Cargo.toml
@@ -11,4 +11,4 @@ hyper = { version = "1", default-features = false, features = ["server", "http1"
 http-body-util = { version = "0.1", default-features = false }
 hyper-util = { version = "0.1", default-features = false, features = ["server-graceful"] }
 tokio = { version = "1.38.0", default-features = false, features = ["time", "signal", "rt-multi-thread"] }
-prost = { version = "0.12.3", default-features = false, features = ["derive", "std"] }
+prost = { version = "0.11.6", default-features = false, features = ["std"] }