diff --git a/.github/workflows/build_test.yml b/.github/workflows/build_test.yml
index 699120c6ac..4253ba8a62 100644
--- a/.github/workflows/build_test.yml
+++ b/.github/workflows/build_test.yml
@@ -236,7 +236,7 @@ jobs:
 
       - uses: bazelbuild/setup-bazelisk@b39c379c82683a5f25d34f0d062761f62693e0b2 # v3.0.0
 
-      - uses: actions/cache@0400d5f644dc74513175e3cd8d07132dd4860809 # v4.2.4
+      - uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
         with:
           path: ~/.cache/bazel
           key: bazel-${{ runner.os }}
diff --git a/README.md b/README.md
index b02afd4222..d6cc1f5156 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ runtime. Alternatively, developers may choose to target a single instruction set
 without any runtime overhead. In both cases, the application code is the same
 except for swapping `HWY_STATIC_DISPATCH` with `HWY_DYNAMIC_DISPATCH` plus one
 line of code. See also @kfjahnke's
-[introduction to dispatching](https://github.com/kfjahnke/zimt/blob/multi_isa/examples/multi_isa_example/multi_simd_isa.md).
+[introduction to dispatching](https://github.com/kfjahnke/zimt/blob/main/examples/multi_isa_example/multi_simd_isa.md).
 
 **Suitable for a variety of domains**: Highway provides an extensive set of
 operations, used for image processing (floating-point), compression, video