diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 9005cff6..4689a540 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -22,7 +22,7 @@ jobs:
     strategy:
       matrix:
         toolchain:
-          - 1.54
+          - 1.63
           - nightly
         os:
           - ubuntu-latest
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 412a5809..51767ece 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -66,7 +66,7 @@ query).
 
 ## Minimum Supported Rust Version
 
-`lianad` should always compile and pass tests using **Rust 1.54**. The rationale behind this is
+`lianad` should always compile and pass tests using **Rust 1.63**. The rationale behind this is
 support something reasonable, and preferably supported by all of:
 - [Guix](https://guix.gnu.org/)
 - Popular distributions' packages (especially Debian which is the most conservative)