diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 1e06561a..ea6c4cd6 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -13,7 +13,7 @@ jobs:
       fail-fast: false
       matrix:
         rust:
-          - 1.57.0 # MSRV
+          - 1.63.0 # MSRV
           - stable
           - nightly
 
@@ -25,7 +25,7 @@ jobs:
           toolchain: ${{ matrix.rust }}
           override: true
       - name: Fixes for MSRV
-        if: matrix.rust == '1.57.0'
+        if: matrix.rust == '1.63.0'
         run: |
           cargo update
           cargo update -p log --precise 0.4.18
@@ -35,6 +35,7 @@ jobs:
           cargo update -p rustls --precise 0.20.8
           cargo update -p webpki --precise 0.22.2
           cargo update -p byteorder --precise 1.4.3
+          cargo update -p regex --precise 1.9.6
       - name: test
         run: cargo test --verbose --all-features --lib
 
diff --git a/README.md b/README.md
index 832b27b1..143adaf7 100644
--- a/README.md
+++ b/README.md
@@ -72,7 +72,7 @@ Seeking review of the code that verifies there is no overpayment. Contributions
 
 ## Minimum Supported Rust Version (MSRV)
 
-The `payjoin` library should always compile with any combination of features on Rust **1.57.0**.
+The `payjoin` library should always compile with any combination of features on Rust **1.63.0**.
 
 To build and test with the MSRV you will need to pin the below dependency versions:
 
@@ -84,8 +84,11 @@ cargo update -p minreq --precise 2.8.0
 cargo update -p rustls --precise 0.20.8
 cargo update -p webpki --precise 0.22.2
 cargo update -p byteorder --precise 1.4.3
+cargo update -p regex --precise 1.9.6
 ```
 
+The `payjoin-cli` should compile with Rust **stable** MSRV
+
 ## License
 
 MIT
diff --git a/payjoin-cli/Cargo.lock b/payjoin-cli/Cargo.lock
index 7bf944f4..f568c469 100644
--- a/payjoin-cli/Cargo.lock
+++ b/payjoin-cli/Cargo.lock
@@ -465,12 +465,6 @@ dependencies = [
  "gzip-header",
 ]
 
-[[package]]
-name = "deranged"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7684a49fb1af197853ef7b2ee694bc1f5b4179556f1e5710e1760c5db6f5e929"
-
 [[package]]
 name = "digest"
 version = "0.10.7"
@@ -1681,11 +1675,10 @@ dependencies = [
 
 [[package]]
 name = "time"
-version = "0.3.25"
+version = "0.3.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b0fdd63d58b18d663fbdf70e049f00a22c8e42be082203be7f26589213cd75ea"
+checksum = "ea9e1b3cf1243ae005d9e74085d4d542f3125458f3a81af210d901dcd7411efd"
 dependencies = [
- "deranged",
  "libc",
  "num_threads",
  "serde",
diff --git a/payjoin-cli/Cargo.toml b/payjoin-cli/Cargo.toml
index 961ae61c..c16e50d1 100644
--- a/payjoin-cli/Cargo.toml
+++ b/payjoin-cli/Cargo.toml
@@ -2,7 +2,10 @@
 name = "payjoin-cli"
 version = "0.0.1"
 authors = ["Dan Gould <d@ngould.dev>", "Martin Habovstiak <martin.habovstiak@gmail.com>"]
-edition = "2018"
+repository = "https://github.com/payjoin/rust-payjoin"
+readme = "README.md"
+edition = "2021"
+resolver = "2"
 
 [[bin]]
 name = "payjoin"
diff --git a/payjoin/Cargo.toml b/payjoin/Cargo.toml
index 254459ce..69125724 100644
--- a/payjoin/Cargo.toml
+++ b/payjoin/Cargo.toml
@@ -8,7 +8,8 @@ readme = "../README.md"
 keywords = ["bip78", "payjoin", "bitcoin"]
 categories = ["api-bindings", "cryptography::cryptocurrencies", "network-programming"]
 license = "MITNFA"
-edition = "2018"
+resolver = "2"
+edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html