diff --git a/README.md b/README.md
index 2b0c7a2..d134a67 100644
--- a/README.md
+++ b/README.md
@@ -174,6 +174,7 @@ The following are optional as `step.with` keys
 | `files`                    | String  | Newline-delimited globs of paths to assets to upload for release                                                                                                                                                                                                                                                                                                                            |
 | `name`                     | String  | Name of the release. defaults to tag name                                                                                                                                                                                                                                                                                                                                                   |
 | `tag_name`                 | String  | Name of a tag. defaults to `github.ref`                                                                                                                                                                                                                                                                                                                                                     |
+| `move_existing_tag`        | Boolean | Indicator of whether to delete and recreate a tag if there is an existing release, with at a different `target_commitish`. Some projects consider tags to be immutable, in which case this should be kept unset/`false`. But some projects allow for some tags to be moved (e.g., `nightly`, etc.)                                                                                          |
 | `fail_on_unmatched_files`  | Boolean | Indicator of whether to fail if any of the `files` globs match nothing                                                                                                                                                                                                                                                                                                                      |
 | `repository`               | String  | Name of a target repository in `<owner>/<repo>` format. Defaults to GITHUB_REPOSITORY env variable                                                                                                                                                                                                                                                                                          |
 | `target_commitish`         | String  | Commitish value that determines where the Git tag is created from. Can be any branch or commit SHA.                                                                                                                                                                                                                                                                                         |
diff --git a/__tests__/util.test.ts b/__tests__/util.test.ts
index e6ae387..e3365ac 100644
--- a/__tests__/util.test.ts
+++ b/__tests__/util.test.ts
@@ -49,6 +49,7 @@ describe("util", () => {
           input_files: [],
           input_name: undefined,
           input_tag_name: undefined,
+          input_move_existing_tag: undefined,
           input_target_commitish: undefined,
           input_discussion_category_name: undefined
         })
@@ -68,6 +69,7 @@ describe("util", () => {
           input_files: [],
           input_name: undefined,
           input_tag_name: undefined,
+          input_move_existing_tag: undefined,
           input_target_commitish: undefined,
           input_discussion_category_name: undefined
         })
@@ -87,6 +89,7 @@ describe("util", () => {
           input_files: [],
           input_name: undefined,
           input_tag_name: undefined,
+          input_move_existing_tag: undefined,
           input_target_commitish: undefined,
           input_discussion_category_name: undefined
         })
@@ -117,6 +120,7 @@ describe("util", () => {
           input_files: [],
           input_name: undefined,
           input_tag_name: undefined,
+          input_move_existing_tag: undefined,
           input_fail_on_unmatched_files: false,
           input_target_commitish: undefined,
           input_discussion_category_name: undefined
@@ -140,6 +144,7 @@ describe("util", () => {
           input_files: [],
           input_name: undefined,
           input_tag_name: undefined,
+          input_move_existing_tag: undefined,
           input_fail_on_unmatched_files: false,
           input_target_commitish: "affa18ef97bc9db20076945705aba8c516139abd",
           input_discussion_category_name: undefined
@@ -162,6 +167,7 @@ describe("util", () => {
           input_files: [],
           input_name: undefined,
           input_tag_name: undefined,
+          input_move_existing_tag: undefined,
           input_fail_on_unmatched_files: false,
           input_target_commitish: undefined,
           input_discussion_category_name: "releases"
@@ -187,6 +193,7 @@ describe("util", () => {
           input_files: [],
           input_name: undefined,
           input_tag_name: undefined,
+          input_move_existing_tag: undefined,
           input_fail_on_unmatched_files: false,
           input_target_commitish: undefined,
           input_discussion_category_name: undefined
@@ -211,6 +218,7 @@ describe("util", () => {
           input_files: [],
           input_name: undefined,
           input_tag_name: undefined,
+          input_move_existing_tag: undefined,
           input_fail_on_unmatched_files: false,
           input_target_commitish: undefined,
           input_discussion_category_name: undefined
@@ -234,6 +242,30 @@ describe("util", () => {
           input_files: [],
           input_name: undefined,
           input_tag_name: undefined,
+          input_move_existing_tag: undefined,
+          input_fail_on_unmatched_files: false,
+          input_target_commitish: undefined,
+          input_discussion_category_name: undefined
+        }
+      );
+    });
+    it("parses basic config with input_move_existing_tag", () => {
+      assert.deepStrictEqual(
+        parseConfig({
+          INPUT_MOVE_EXISTING_TAG: "true",
+        }),
+        {
+          github_ref: "",
+          github_repository: "",
+          github_token: "",
+          input_body: undefined,
+          input_body_path: undefined,
+          input_draft: undefined,
+          input_prerelease: undefined,
+          input_files: [],
+          input_name: undefined,
+          input_tag_name: undefined,
+          input_move_existing_tag: undefined,
           input_fail_on_unmatched_files: false,
           input_target_commitish: undefined,
           input_discussion_category_name: undefined
diff --git a/src/util.ts b/src/util.ts
index 271fac8..7ac2b93 100644
--- a/src/util.ts
+++ b/src/util.ts
@@ -8,6 +8,7 @@ export interface Config {
   // user provided
   input_name?: string;
   input_tag_name?: string;
+  input_move_existing_tag?: boolean;
   input_repository?: string;
   input_body?: string;
   input_body_path?: string;
@@ -55,6 +56,7 @@ export const parseConfig = (env: Env): Config => {
     github_repository: env.INPUT_REPOSITORY || env.GITHUB_REPOSITORY || "",
     input_name: env.INPUT_NAME,
     input_tag_name: env.INPUT_TAG_NAME?.trim(),
+    input_move_existing_tag: env.INPUT_MOVE_EXISTING_TAG ? env.INPUT_MOVE_EXISTING_TAG === "true" : undefined,
     input_body: env.INPUT_BODY,
     input_body_path: env.INPUT_BODY_PATH,
     input_files: parseInputFiles(env.INPUT_FILES || ""),