diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 394781eb0b..1ef51475aa 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -56,7 +56,7 @@ jobs:
 
       - name: Install lint tools
         # Keep versions in sync with the local install targets in Makefile.
-        uses: taiki-e/install-action@288e746965032cfcc232e09af2daf5f23c14d780 # v2.86.1
+        uses: taiki-e/install-action@6cd13508893c0e7eab5f273c2575d3859bd7229a # v2.86.6
         with:
           tool: taplo@0.9.3,cargo-machete@0.7.0
 
@@ -209,7 +209,7 @@ jobs:
 
       - name: Install cargo-nextest
         if: matrix.test-suite.name == 'default'
-        uses: taiki-e/install-action@288e746965032cfcc232e09af2daf5f23c14d780 # v2.86.1
+        uses: taiki-e/install-action@6cd13508893c0e7eab5f273c2575d3859bd7229a # v2.86.6
         with:
           tool: cargo-nextest