diff --git a/.github/workflows/premerge.yml b/.github/workflows/premerge.yml
index 6ac4e67..9dcbab6 100644
--- a/.github/workflows/premerge.yml
+++ b/.github/workflows/premerge.yml
@@ -16,7 +16,7 @@ jobs:
         uses: actions/checkout@v3
 
       - name: install Rust
-        uses: actions-rust-lang/setup-rust-toolchain@v1.3.5
+        uses: actions-rust-lang/setup-rust-toolchain@v1.4.3
 
       - name: check
         run: cargo check
@@ -32,7 +32,7 @@ jobs:
         uses: actions/checkout@v3
 
       - name: install Rust
-        uses: actions-rust-lang/setup-rust-toolchain@v1.3.5
+        uses: actions-rust-lang/setup-rust-toolchain@v1.4.3
         with: { components: rustfmt, clippy }
 
       - name: format