diff --git a/CHANGELOG.md b/CHANGELOG.md
index e21b80f..7c3c2fe 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,6 +22,8 @@ GitHub actions inputs don't inherently support lists of things and one might lik
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 ```
 
+* Add support for prerelease annotated GitHub releases with the new input field `with.prerelease: true`
+
 ---
 
 ## 0.1.1
diff --git a/README.md b/README.md
index 4130283..88976e6 100644
--- a/README.md
+++ b/README.md
@@ -163,7 +163,8 @@ The following are optional as `step.with` keys
 | `body`      | String  | Text communicating notable changes in this release              |
 | `body_path` | String  | Path to load text communicating notable changes in this release |
 | `draft`     | Boolean | Indicator of whether or not this release is a draft             |
-| `files`     | String  | Newline-delimited globs of paths to assets to upload for release  |
+| `prerelease`| Boolean | Indicator of whether or not is a prerelease                     |
+| `files`     | String  | Newline-delimited globs of paths to assets to upload for release|
 | `name`      | String  | Name of the release. defaults to tag name                       |
 
 💡When providing a `body` and `body_path` at the same time, `body_path` will be attempted first, then falling back on `body` if the path can not be read from.
diff --git a/__tests__/util.test.ts b/__tests__/util.test.ts
index 3833d41..c7cfa48 100644
--- a/__tests__/util.test.ts
+++ b/__tests__/util.test.ts
@@ -25,6 +25,7 @@ describe("util", () => {
         input_body: undefined,
         input_body_path: undefined,
         input_draft: false,
+        input_prerelease: false,
         input_files: [],
         input_name: undefined
       });
diff --git a/action.yml b/action.yml
index d7462e4..65e4023 100644
--- a/action.yml
+++ b/action.yml
@@ -13,7 +13,10 @@ inputs:
     description: 'Gives the release a custom name. Defaults to tag name'
     required: false
   draft:
-    description: 'Creates a draft release'
+    description: 'Creates a draft release. Defaults to false'
+    required: false
+  prerelease:
+    description: 'Identify the release as a prerelease. Defaults to false'
     required: false
   files:
     description: 'Newline-delimited list of path globs for asset files to upload'
diff --git a/lib/github.js b/lib/github.js
index 4ee8eb2..d83ef87 100644
--- a/lib/github.js
+++ b/lib/github.js
@@ -100,6 +100,7 @@ exports.release = (config, releaser) => __awaiter(void 0, void 0, void 0, functi
                 const name = config.input_name || tag;
                 const body = config.input_body;
                 const draft = config.input_draft;
+                const prerelease = config.input_prerelease;
                 console.log(`👩‍🏭 Creating new GitHub release for tag ${tag_name}...`);
                 let release = yield releaser.createRelease({
                     owner,
@@ -107,7 +108,8 @@ exports.release = (config, releaser) => __awaiter(void 0, void 0, void 0, functi
                     tag_name,
                     name,
                     body,
-                    draft
+                    draft,
+                    prerelease
                 });
                 return release.data;
             }
diff --git a/lib/util.js b/lib/util.js
index 3ab6d49..e71e322 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -24,7 +24,8 @@ exports.parseConfig = (env) => {
         input_body: env.INPUT_BODY,
         input_body_path: env.INPUT_BODY_PATH,
         input_files: exports.parseInputFiles(env.INPUT_FILES || ""),
-        input_draft: env.INPUT_DRAFT === "true"
+        input_draft: env.INPUT_DRAFT === "true",
+        input_prerelease: env.INPUT_PRERELEASE == "true"
     };
 };
 exports.paths = (patterns) => {
diff --git a/src/github.ts b/src/github.ts
index 6134bc2..f42bfd1 100644
--- a/src/github.ts
+++ b/src/github.ts
@@ -31,6 +31,7 @@ export interface Releaser {
     name: string;
     body: string | undefined;
     draft: boolean | undefined;
+    prerelease: boolean | undefined;
   }): Promise<{ data: Release }>;
 
   allReleases(params: {
@@ -60,6 +61,7 @@ export class GitHubReleaser implements Releaser {
     name: string;
     body: string | undefined;
     draft: boolean | undefined;
+    prerelease: boolean | undefined;
   }): Promise<{ data: Release }> {
     return this.github.repos.createRelease(params);
   }
@@ -138,6 +140,7 @@ export const release = async (
         const name = config.input_name || tag;
         const body = config.input_body;
         const draft = config.input_draft;
+        const prerelease = config.input_prerelease;
         console.log(`👩‍🏭 Creating new GitHub release for tag ${tag_name}...`);
         let release = await releaser.createRelease({
           owner,
@@ -145,7 +148,8 @@ export const release = async (
           tag_name,
           name,
           body,
-          draft
+          draft,
+          prerelease
         });
         return release.data;
       } catch (error) {
diff --git a/src/util.ts b/src/util.ts
index d7682de..8dd9819 100644
--- a/src/util.ts
+++ b/src/util.ts
@@ -11,6 +11,7 @@ export interface Config {
   input_body_path?: string;
   input_files?: string[];
   input_draft?: boolean;
+  input_prerelease?: boolean;
 }
 
 type Env = { [key: string]: string | undefined };
@@ -35,7 +36,8 @@ export const parseConfig = (env: Env): Config => {
     input_body: env.INPUT_BODY,
     input_body_path: env.INPUT_BODY_PATH,
     input_files: parseInputFiles(env.INPUT_FILES || ""),
-    input_draft: env.INPUT_DRAFT === "true"
+    input_draft: env.INPUT_DRAFT === "true",
+    input_prerelease: env.INPUT_PRERELEASE == "true"
   };
 };