diff --git a/CHANGELOG.md b/CHANGELOG.md
index 136e8b78..409b5968 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,14 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+### [25.33.1](https://github.com/renovatebot/github-action/compare/v25.33.0...v25.33.1) (2021-05-28)
+
+
+### Bug Fixes
+
+* **deps:** update dependency @actions/core to v1.3.0 ([b14d1f7](https://github.com/renovatebot/github-action/commit/b14d1f7f1393426b9f3ca80fc160408be3d6b05c))
+* **deps:** update renovate/renovate docker tag to v25.33.1 ([9f8210c](https://github.com/renovatebot/github-action/commit/9f8210c3f3ba6c0c084f8d951842c784e43d0e7c))
+
 ## [25.33.0](https://github.com/renovatebot/github-action/compare/v25.31.11...v25.33.0) (2021-05-28)
 
 
diff --git a/dist/index.js b/dist/index.js
index 9a9d05d1..296c68ee 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -6,14 +6,27 @@
 /***/ (function(__unused_webpack_module, exports, __nccwpck_require__) {
 
 
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
 var __importStar = (this && this.__importStar) || function (mod) {
     if (mod && mod.__esModule) return mod;
     var result = {};
-    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
-    result["default"] = mod;
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
     return result;
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
+exports.issue = exports.issueCommand = void 0;
 const os = __importStar(__nccwpck_require__(87));
 const utils_1 = __nccwpck_require__(278);
 /**
@@ -91,6 +104,25 @@ function escapeProperty(s) {
 /***/ (function(__unused_webpack_module, exports, __nccwpck_require__) {
 
 
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
 var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
     function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
     return new (P || (P = Promise))(function (resolve, reject) {
@@ -100,14 +132,8 @@ var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, ge
         step((generator = generator.apply(thisArg, _arguments || [])).next());
     });
 };
-var __importStar = (this && this.__importStar) || function (mod) {
-    if (mod && mod.__esModule) return mod;
-    var result = {};
-    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
-    result["default"] = mod;
-    return result;
-};
 Object.defineProperty(exports, "__esModule", ({ value: true }));
+exports.getState = exports.saveState = exports.group = exports.endGroup = exports.startGroup = exports.info = exports.warning = exports.error = exports.debug = exports.isDebug = exports.setFailed = exports.setCommandEcho = exports.setOutput = exports.getBooleanInput = exports.getInput = exports.addPath = exports.setSecret = exports.exportVariable = exports.ExitCode = void 0;
 const command_1 = __nccwpck_require__(351);
 const file_command_1 = __nccwpck_require__(717);
 const utils_1 = __nccwpck_require__(278);
@@ -174,7 +200,9 @@ function addPath(inputPath) {
 }
 exports.addPath = addPath;
 /**
- * Gets the value of an input.  The value is also trimmed.
+ * Gets the value of an input.
+ * Unless trimWhitespace is set to false in InputOptions, the value is also trimmed.
+ * Returns an empty string if the value is not defined.
  *
  * @param     name     name of the input to get
  * @param     options  optional. See InputOptions.
@@ -185,9 +213,34 @@ function getInput(name, options) {
     if (options && options.required && !val) {
         throw new Error(`Input required and not supplied: ${name}`);
     }
+    if (options && options.trimWhitespace === false) {
+        return val;
+    }
     return val.trim();
 }
 exports.getInput = getInput;
+/**
+ * Gets the input value of the boolean type in the YAML 1.2 "core schema" specification.
+ * Support boolean input list: `true | True | TRUE | false | False | FALSE` .
+ * The return value is also in boolean type.
+ * ref: https://yaml.org/spec/1.2/spec.html#id2804923
+ *
+ * @param     name     name of the input to get
+ * @param     options  optional. See InputOptions.
+ * @returns   boolean
+ */
+function getBooleanInput(name, options) {
+    const trueValue = ['true', 'True', 'TRUE'];
+    const falseValue = ['false', 'False', 'FALSE'];
+    const val = getInput(name, options);
+    if (trueValue.includes(val))
+        return true;
+    if (falseValue.includes(val))
+        return false;
+    throw new TypeError(`Input does not meet YAML 1.2 "Core Schema" specification: ${name}\n` +
+        `Support boolean input list: \`true | True | TRUE | false | False | FALSE\``);
+}
+exports.getBooleanInput = getBooleanInput;
 /**
  * Sets the value of an output.
  *
@@ -337,14 +390,27 @@ exports.getState = getState;
 
 
 // For internal use, subject to change.
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
 var __importStar = (this && this.__importStar) || function (mod) {
     if (mod && mod.__esModule) return mod;
     var result = {};
-    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
-    result["default"] = mod;
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
     return result;
 };
 Object.defineProperty(exports, "__esModule", ({ value: true }));
+exports.issueCommand = void 0;
 // We use any as a valid input type
 /* eslint-disable @typescript-eslint/no-explicit-any */
 const fs = __importStar(__nccwpck_require__(747));
@@ -374,6 +440,7 @@ exports.issueCommand = issueCommand;
 // We use any as a valid input type
 /* eslint-disable @typescript-eslint/no-explicit-any */
 Object.defineProperty(exports, "__esModule", ({ value: true }));
+exports.toCommandValue = void 0;
 /**
  * Sanitizes an input into a string so it can be passed into issueCommand safely
  * @param input input to sanitize into a string
@@ -1778,7 +1845,7 @@ class Docker {
     constructor() {
         this.repository = 'renovate/renovate';
         // renovate: datasource=docker depName=renovate/renovate versioning=docker
-        this.tag = '25.33.0-slim';
+        this.tag = '25.33.1-slim';
         this.tagSuffix = '-slim';
     }
     image() {
diff --git a/package-lock.json b/package-lock.json
index f71a33f3..74f00f7e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "github-action",
-  "version": "25.33.0",
+  "version": "25.33.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index f7ec4d9b..2e780397 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "github-action",
-  "version": "25.33.0",
+  "version": "25.33.1",
   "description": "GitHub Action to run Renovate self-hosted.",
   "private": true,
   "main": "src/index.ts",