diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b6295d9c4cb..bf14f128e3d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -420,13 +420,11 @@ jobs:
           components: miri
       - uses: Swatinem/rust-cache@v2
       - name: miri
-        # Many of tests in tokio/tests and doctests use #[tokio::test] or
-        # #[tokio::main] that calls epoll_create1 that Miri does not support.
         run: |
-          cargo miri test --features full --lib --no-fail-fast
+          cargo miri test --features full --lib --tests --no-fail-fast
         working-directory: tokio
         env:
-          MIRIFLAGS: -Zmiri-disable-isolation -Zmiri-strict-provenance -Zmiri-retag-fields
+          MIRIFLAGS: -Zmiri-disable-isolation -Zmiri-strict-provenance -Zmiri-retag-fields -Zmiri-tree-borrows
 
   asan:
     name: asan