diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index eaed4aa..1eb5a4a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -37,7 +37,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        rust: [nightly, beta, stable, 1.60.0]
+        rust: [nightly, beta, stable, 1.64.0]
     timeout-minutes: 45
     steps:
       - uses: actions/checkout@v3