diff --git a/action.yml b/action.yml
index 9a9769a..b4af263 100644
--- a/action.yml
+++ b/action.yml
@@ -22,6 +22,9 @@ inputs:
     description: "Release-plz version to use. It must be an existing git tag name. For example `release-plz-v0.2.45`. (Default: `latest`)."
     default: "release-plz-v0.3.63"
     required: false
+  token:
+    description: "Token used to publish to the cargo registry"
+    required: false
 outputs:
   # Useful for when https://github.com/MarcoIeni/release-plz/issues/1029 is implemented.
   # For now, it just returns an array with `pr` in it.
@@ -71,6 +74,15 @@ runs:
         else
             CONFIG_PATH=""
         fi
+
+        if [[ -n "${{ inputs.token }}" ]]
+        then
+            echo "using custom registry token'"
+            TOKEN="--token ${{ inputs.token }}"
+        else
+            TOKEN=""
+        fi
+
         if [[ -n "${{ inputs.registry }}" ]]
         then
             echo "using registry '${{ inputs.registry }}'"
@@ -124,6 +136,7 @@ runs:
                 ${CONFIG_PATH}\
                 ${ALT_REGISTRY}\
                 ${MANIFEST_PATH}\
+                ${TOKEN}\
                 -o json)
             echo "release_output: $release_output"
             releases=$(echo $release_output | jq -c .releases)