diff --git a/README.md b/README.md
index 4c21f4f55..dceec3b8f 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@ _Having problems? Want to contribute? Join us on the [node-tooling community Sla
     - [Maven Support (Java/Kotlin)](#maven-support-javakotlin)
     - [Gradle Support (Java/Kotlin)](#gradle-support-javakotlin)
     - [.NET Support](#net-support)
+    - [OpenAPI Support](#openapi-support)
   - [Installing `commit-and-tag-version`](#installing-commit-and-tag-version)
     - [As a local `npm run` script](#as-a-local-npm-run-script)
     - [As global `bin`](#as-global-bin)
@@ -117,6 +118,14 @@ This is going to read and update only the `version:` tag in the file.
 commit-and-tag-version --packageFiles file.yaml --bumpFiles file.yaml
 ```
 
+### OpenAPI Support
+
+If you are using OpenAPI, then just point to your `openapi.yaml` file.
+
+```sh
+commit-and-tag-version --packageFiles openapi.yaml --bumpFiles openapi.yaml
+```
+
 ## Installing `commit-and-tag-version`
 
 ### As a local `npm run` script
diff --git a/lib/updaters/index.js b/lib/updaters/index.js
index 29521d4af..683381f94 100644
--- a/lib/updaters/index.js
+++ b/lib/updaters/index.js
@@ -7,6 +7,7 @@ const updatersByType = {
   gradle: require('./types/gradle'),
   csproj: require('./types/csproj'),
   yaml: require('./types/yaml'),
+  openapi: require('./types/openapi'),
 };
 const PLAIN_TEXT_BUMP_FILES = ['VERSION.txt', 'version.txt'];
 
@@ -37,6 +38,9 @@ function getUpdaterByFilename(filename) {
   if (/\.ya?ml$/.test(filename)) {
     return getUpdaterByType('yaml');
   }
+  if (/openapi.yaml/.test(filename)) {
+    return getUpdaterByType('openapi');
+  }
   throw Error(
     `Unsupported file (${filename}) provided for bumping.\n Please specify the updater \`type\` or use a custom \`updater\`.`,
   );
diff --git a/lib/updaters/types/openapi.js b/lib/updaters/types/openapi.js
new file mode 100644
index 000000000..981386be8
--- /dev/null
+++ b/lib/updaters/types/openapi.js
@@ -0,0 +1,15 @@
+const yaml = require('yaml');
+const detectNewline = require('detect-newline');
+
+module.exports.readVersion = function (contents) {
+  return yaml.parse(contents).info.version;
+};
+
+module.exports.writeVersion = function (contents, version) {
+  const newline = detectNewline(contents);
+  const document = yaml.parseDocument(contents);
+
+  document.get('info').set('version', version);
+
+  return document.toString().replace(/\r?\n/g, newline);
+};
diff --git a/test/core.spec.js b/test/core.spec.js
index b64cc9c3a..880220216 100644
--- a/test/core.spec.js
+++ b/test/core.spec.js
@@ -1180,6 +1180,74 @@ describe('cli', function () {
       });
     });
 
+    it('bumps version in OpenAPI `openapi.yaml` file with CRLF Line Endings', async function () {
+      const expected = fs.readFileSync(
+        './test/mocks/openapi-1.3.0-crlf.yaml',
+        'utf-8',
+      );
+      const filename = 'openapi.yaml';
+      mock({
+        bump: 'minor',
+        realTestFiles: [
+          {
+            filename,
+            path: './test/mocks/openapi-1.2.3-crlf.yaml',
+          },
+        ],
+      });
+      await exec({
+        packageFiles: [{ filename, type: 'openapi' }],
+        bumpFiles: [{ filename, type: 'openapi' }],
+      });
+
+      // filePath is the first arg passed to writeFileSync
+      const packageJsonWriteFileSynchCall = findWriteFileCallForPath({
+        writeFileSyncSpy,
+        filename,
+      });
+
+      if (!packageJsonWriteFileSynchCall) {
+        throw new Error(`writeFileSynch not invoked with path ${filename}`);
+      }
+
+      const calledWithContentStr = packageJsonWriteFileSynchCall[1];
+      expect(calledWithContentStr).toEqual(expected);
+    });
+
+    it('bumps version in OpenAPI `openapi.yaml` file with LF Line Endings', async function () {
+      const expected = fs.readFileSync(
+        './test/mocks/openapi-1.3.0-lf.yaml',
+        'utf-8',
+      );
+      const filename = 'openapi.yaml';
+      mock({
+        bump: 'minor',
+        realTestFiles: [
+          {
+            filename,
+            path: './test/mocks/openapi-1.2.3-lf.yaml',
+          },
+        ],
+      });
+      await exec({
+        packageFiles: [{ filename, type: 'openapi' }],
+        bumpFiles: [{ filename, type: 'openapi' }],
+      });
+
+      // filePath is the first arg passed to writeFileSync
+      const packageJsonWriteFileSynchCall = findWriteFileCallForPath({
+        writeFileSyncSpy,
+        filename,
+      });
+
+      if (!packageJsonWriteFileSynchCall) {
+        throw new Error(`writeFileSynch not invoked with path ${filename}`);
+      }
+
+      const calledWithContentStr = packageJsonWriteFileSynchCall[1];
+      expect(calledWithContentStr).toEqual(expected);
+    });
+
     it('bumps version in Maven `pom.xml` file with CRLF Line Endings', async function () {
       const expected = fs.readFileSync(
         './test/mocks/pom-6.4.0-crlf.xml',
diff --git a/test/mocks/openapi-1.2.3-crlf.yaml b/test/mocks/openapi-1.2.3-crlf.yaml
new file mode 100644
index 000000000..b5e7741ea
--- /dev/null
+++ b/test/mocks/openapi-1.2.3-crlf.yaml
@@ -0,0 +1,12 @@
+openapi: "3.0.2"
+info:
+  title: Mock API
+  description: >-
+    Description of Mock API
+  version: "1.2.3"
+  termsOfService: http://swagger.io/terms/
+externalDocs:
+  description: Find out more
+  url: https://example.com/foo/bar
+servers:
+  - url: http://example.com
diff --git a/test/mocks/openapi-1.2.3-lf.yaml b/test/mocks/openapi-1.2.3-lf.yaml
new file mode 100644
index 000000000..19ac91bbe
--- /dev/null
+++ b/test/mocks/openapi-1.2.3-lf.yaml
@@ -0,0 +1,12 @@
+openapi: "3.0.2"
+info:
+  title: Mock API
+  description: >-
+    Description of Mock API
+  version: "1.2.3"
+  termsOfService: http://swagger.io/terms/
+externalDocs:
+  description: Find out more
+  url: https://example.com/foo/bar
+servers:
+  - url: http://example.com
diff --git a/test/mocks/openapi-1.3.0-crlf.yaml b/test/mocks/openapi-1.3.0-crlf.yaml
new file mode 100644
index 000000000..74551f047
--- /dev/null
+++ b/test/mocks/openapi-1.3.0-crlf.yaml
@@ -0,0 +1,12 @@
+openapi: "3.0.2"
+info:
+  title: Mock API
+  description: >-
+    Description of Mock API
+  version: "1.3.0"
+  termsOfService: http://swagger.io/terms/
+externalDocs:
+  description: Find out more
+  url: https://example.com/foo/bar
+servers:
+  - url: http://example.com
diff --git a/test/mocks/openapi-1.3.0-lf.yaml b/test/mocks/openapi-1.3.0-lf.yaml
new file mode 100644
index 000000000..21dbaeabd
--- /dev/null
+++ b/test/mocks/openapi-1.3.0-lf.yaml
@@ -0,0 +1,12 @@
+openapi: "3.0.2"
+info:
+  title: Mock API
+  description: >-
+    Description of Mock API
+  version: "1.3.0"
+  termsOfService: http://swagger.io/terms/
+externalDocs:
+  description: Find out more
+  url: https://example.com/foo/bar
+servers:
+  - url: http://example.com