diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 15a9a022..7ed50b07 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -43,7 +43,7 @@ jobs:
 
     strategy:
       matrix:
-        rust: [nightly]
+        rust: [nightly-2022-03-01]
         features: ["", "rayon", "nightly_aarch64_neon"]
 
     steps: