diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0a9a76c4..8c2377f5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,7 +12,7 @@ Note: In this file, do not use the hard wrap in the middle of a sentence for com
 
 ## [2.75.9] - 2026-04-13
 
-- Enhance security when cargo-binstall fallback is enabled. ([acc1621b](https://github.com/taiki-e/install-action/commit/acc1621b4419c9cf5d2361f3dd3bedcc288c6c43))
+- Enhance security when cargo-binstall fallback is used. ([acc1621b](https://github.com/taiki-e/install-action/commit/acc1621b4419c9cf5d2361f3dd3bedcc288c6c43))
 
 ## [2.75.8] - 2026-04-13
 
diff --git a/main.sh b/main.sh
index b9487a65..3b6d946b 100755
--- a/main.sh
+++ b/main.sh
@@ -953,6 +953,7 @@ if [[ ${#unsupported_tools[@]} -gt 0 ]]; then
       done
       if [[ ${#unsupported_tools2[@]} -gt 0 ]]; then
         for tool in "${unsupported_tools2[@]}"; do
+          # This logic is from cache-cargo-install-action.
           cargo_args=(--locked)
           if [[ "${tool}" == *"@"* ]]; then
             version="${tool#*@}"