diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7d41a90..5f539d6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -50,7 +50,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        rust: [1.65.0, 1.59.0, 1.55.0, 1.52.0, 1.51.0, 1.50.0, 1.39.0]
+        rust: [1.65.0, 1.52.0, 1.51.0, 1.50.0, 1.39.0]
     timeout-minutes: 45
     steps:
       - uses: actions/checkout@v4