diff --git a/.github/workflows/actions.yml b/.github/workflows/actions.yml
index f7c543dc..8cb0d331 100644
--- a/.github/workflows/actions.yml
+++ b/.github/workflows/actions.yml
@@ -42,7 +42,7 @@ jobs:
         with:
           profile: minimal
           components: clippy, rustfmt
-          toolchain: 1.63
+          toolchain: 1.64
       - name: Cache cargo registry
         uses: actions/cache@v1
         with:
diff --git a/rust-toolchain b/rust-toolchain
index 58e4eb6b..8725364a 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1 +1 @@
-1.63
+1.64