diff --git a/docs/usage/configuration-options.md b/docs/usage/configuration-options.md
index 02f3d42056f266..63742895d4251f 100644
--- a/docs/usage/configuration-options.md
+++ b/docs/usage/configuration-options.md
@@ -849,7 +849,8 @@ It will be compiled using Handlebars and the regex `groups` result.
 It specifies the syntax of the package file that's managed by the custom `jsonata` manager.
 This setting helps the system correctly parse and interpret the configuration file's contents.
 
-Only the `json` format is supported.
+Only the `json` and `yaml` format is supported.
+`yaml` files are parsed as multi document YAML files.
 
 ```json title="Parsing a JSON file with a custom manager"
 {
@@ -866,6 +867,21 @@ Only the `json` format is supported.
 }
 ```
 
+```json title="Parsing a YAML file with a custom manager"
+{
+  "customManagers": [
+    {
+      "customType": "jsonata",
+      "fileFormat": "yaml",
+      "fileMatch": ["file.yml"],
+      "matchStrings": [
+        "packages.{ \"depName\": package, \"currentValue\": version }"
+      ]
+    }
+  ]
+}
+```
+
 ### matchStrings
 
 Each `matchStrings` must be one of the following:
diff --git a/lib/config/options/index.ts b/lib/config/options/index.ts
index 9aabdf41b45501..c5ad124c28110c 100644
--- a/lib/config/options/index.ts
+++ b/lib/config/options/index.ts
@@ -2745,7 +2745,7 @@ const options: RenovateOptions[] = [
     description:
       'It specifies the syntax of the package file being managed by the custom JSONata manager.',
     type: 'string',
-    allowedValues: ['json'],
+    allowedValues: ['json', 'yaml'],
     parents: ['customManagers'],
     cli: false,
     env: false,
diff --git a/lib/modules/manager/custom/jsonata/index.spec.ts b/lib/modules/manager/custom/jsonata/index.spec.ts
index 9237ba21b62dbf..76f964a5c5f108 100644
--- a/lib/modules/manager/custom/jsonata/index.spec.ts
+++ b/lib/modules/manager/custom/jsonata/index.spec.ts
@@ -83,6 +83,58 @@ describe('modules/manager/custom/jsonata/index', () => {
     });
   });
 
+  it('extracts yaml', async () => {
+    const json = codeBlock`
+    ---
+    packages:
+      -
+        "dep_name": "foo"
+        "package_name": "fii"
+        "current_value": "1.2.3"
+        "current_digest": "1234"
+        "data_source": "nuget"
+        "versioning": "maven"
+        "extract_version": "custom-extract-version"
+        "registry_url": "https://registry.npmjs.org"
+        "dep_type": "dev"
+    ---
+    some: true
+    `;
+    const config = {
+      fileFormat: 'yaml',
+      matchStrings: [
+        `packages.{
+            "depName": dep_name,
+            "packageName": package_name,
+            "currentValue": current_value,
+            "currentDigest": current_digest,
+            "datasource": data_source,
+            "versioning": versioning,
+            "extractVersion": extract_version,
+            "registryUrl": registry_url,
+            "depType": dep_type
+        }`,
+      ],
+    };
+    const res = await extractPackageFile(json, 'unused', config);
+
+    expect(res).toMatchObject({
+      deps: [
+        {
+          depName: 'foo',
+          packageName: 'fii',
+          currentValue: '1.2.3',
+          currentDigest: '1234',
+          datasource: 'nuget',
+          versioning: 'maven',
+          extractVersion: 'custom-extract-version',
+          registryUrls: ['https://registry.npmjs.org/'],
+          depType: 'dev',
+        },
+      ],
+    });
+  });
+
   it('applies templates', async () => {
     const json = codeBlock`
     {
diff --git a/lib/modules/manager/custom/jsonata/index.ts b/lib/modules/manager/custom/jsonata/index.ts
index cd63c0c0081534..8324c0efc7c6bb 100644
--- a/lib/modules/manager/custom/jsonata/index.ts
+++ b/lib/modules/manager/custom/jsonata/index.ts
@@ -2,6 +2,7 @@ import is from '@sindresorhus/is';
 import type { Category } from '../../../../constants';
 import { logger } from '../../../../logger';
 import { parseJson } from '../../../../util/common';
+import { parseYaml } from '../../../../util/yaml';
 import type { PackageFileContent } from '../../types';
 import type { JsonataExtractConfig } from './types';
 import { handleMatching } from './utils';
@@ -25,6 +26,9 @@ export async function extractPackageFile(
       case 'json':
         json = parseJson(content, packageFile);
         break;
+      case 'yaml':
+        json = parseYaml(content);
+        break;
     }
   } catch (err) {
     logger.debug(
diff --git a/lib/modules/manager/custom/jsonata/readme.md b/lib/modules/manager/custom/jsonata/readme.md
index e388f2936fe6f9..257b173b8edb58 100644
--- a/lib/modules/manager/custom/jsonata/readme.md
+++ b/lib/modules/manager/custom/jsonata/readme.md
@@ -1,6 +1,6 @@
-With `customManagers` using `JSONata` queries you can configure Renovate so it finds dependencies in JSON files, that are not detected by its other built-in package managers.
+With `customManagers` using `JSONata` queries you can configure Renovate so it finds dependencies in JSON or YAML files, that are not detected by its other built-in package managers.
 
-Renovate uses the `jsonata` package to process the `json` file content using the queries.
+Renovate uses the `jsonata` package to process the `json` or `yaml` file content using the queries.
 
 For more on the jsonata query language, read the [jsonata query language site](https://docs.jsonata.org/overview.html).
 
@@ -87,6 +87,8 @@ We recommend you follow these steps:
 
 Alternatively you can "try and error" to a working config, by adjusting our examples.
 
+YAML files are parsed as multi document files.
+
 #### Example queries
 
 Below are some example queries for the generic JSON manager.
@@ -201,3 +203,31 @@ $map($map(packages, function ($v) { $split($v, "@") }), function ($v) { { "depNa
   "datasourceTemplate": "npm"
 }
 ```
+
+```yaml title="Dependencies in a single node, and we want to extract all of them"
+packages:
+  - version: 1.2.3
+    package: foo
+```
+
+Query:
+
+```
+packages.{ "depName": package, "currentValue": version }
+```
+
+```yaml title="Dependencies in a single node in a multi document yaml, and we want to extract all of them"
+packages:
+  - version: 1.2.3
+    package: foo
+---
+packages:
+  - version: 1.2.5
+    package: bar
+```
+
+Query:
+
+```
+packages.{ "depName": package, "currentValue": version }
+```