diff --git a/.github/workflows/rust-ci.yml b/.github/workflows/rust-ci.yml
index 3d55c8c..8e35668 100644
--- a/.github/workflows/rust-ci.yml
+++ b/.github/workflows/rust-ci.yml
@@ -12,7 +12,7 @@ env:
 jobs:
   cargo-tests:
     runs-on: ubuntu-latest
-    timeout-minutes: 20
+    timeout-minutes: 30
     steps:
       - uses: actions/checkout@v4
       - uses: taiki-e/install-action@just