diff --git a/.github/workflows/rust.yaml b/.github/workflows/rust.yaml
index bd710a72..ff3ba0e6 100644
--- a/.github/workflows/rust.yaml
+++ b/.github/workflows/rust.yaml
@@ -32,7 +32,7 @@ concurrency:
 env:
   CARGO_TERM_COLOR: always
   RUST_BACKTRACE: 1
-  CARGO_LLVM_COV_VERSION: 0.8.7
+  CARGO_LLVM_COV_VERSION: 0.9.1
 
 permissions:
   actions: read