diff --git a/setup-homebrew/action.yml b/setup-homebrew/action.yml
index 2c1ce60f..d5567834 100644
--- a/setup-homebrew/action.yml
+++ b/setup-homebrew/action.yml
@@ -25,6 +25,10 @@ inputs:
     description: Token to be used for GitHub authentication (if using private repositories). This token will persist through other steps for the duration of the job.
     required: false
     default: ""
+  brew-gh-api-token:
+    description: Token to be used for GitHub API operations within `brew`. This is confusingly not the same thing as `token` above.
+    required: false
+    default: "${{ github.token }}"
   stable:
     description: Use the latest stable `homebrew/brew` tag.
     required: false
diff --git a/setup-homebrew/main.mjs b/setup-homebrew/main.mjs
index e29e7f23..06ad4455 100644
--- a/setup-homebrew/main.mjs
+++ b/setup-homebrew/main.mjs
@@ -1,4 +1,4 @@
-import {exec} from "@actions/exec"
+import { exec } from "@actions/exec"
 import core from "@actions/core"
 
 // GitHub Actions does not support shell `post` actions and thus requires a JS wrapper.
@@ -10,7 +10,8 @@ try {
     core.getInput("test-bot"),
     core.getInput("debug"),
     core.getInput("token"),
-    core.getInput("stable")
+    core.getInput("stable"),
+    core.getInput("brew-gh-api-token"),
   ])
 } catch (error) {
   core.setFailed(error.message)
diff --git a/setup-homebrew/main.sh b/setup-homebrew/main.sh
index 4a44cceb..ce79598e 100755
--- a/setup-homebrew/main.sh
+++ b/setup-homebrew/main.sh
@@ -8,6 +8,7 @@ TEST_BOT="${3}"
 DEBUG="${4}"
 TOKEN="${5}"
 STABLE="${6}"
+BREW_GH_API_TOKEN="${7}"
 
 if [[ "${DEBUG}" == "true" ]]; then
     set -x
@@ -122,6 +123,11 @@ if [[ ! "$GITHUB_REPOSITORY" =~ ^.+/(home|linux)brew-core$ ]]; then
     unset HOMEBREW_NO_INSTALL_FROM_API
 fi
 
+# Only do so if the user hasn't already explicitly set HOMEBREW_GITHUB_API_TOKEN.
+if [[ -n "${BREW_GH_API_TOKEN}" && -z "${HOMEBREW_GITHUB_API_TOKEN-}" ]]; then
+    echo "HOMEBREW_GITHUB_API_TOKEN=${BREW_GH_API_TOKEN}" >> "${GITHUB_ENV}"
+fi
+
 # Use an access token to checkout (private repositories)
 if [[ -n "${TOKEN}" ]]; then
     # GNU coreutils will line-wrap long tokens, so delete any newlines.