diff --git a/.changeset/weak-lemons-buy.md b/.changeset/weak-lemons-buy.md
new file mode 100644
index 00000000..b8904048
--- /dev/null
+++ b/.changeset/weak-lemons-buy.md
@@ -0,0 +1,5 @@
+---
+"swagger-typescript-api": patch
+---
+
+Remove redundant `union-enums` option in favor of `generate-union-enums`.
diff --git a/README.md b/README.md
index 3571268d..1116822a 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ Options:
                                 some swagger schemas use "default" response status code as success response type by default. (default: false)
   -r, --responses               generate additional information about request responses
                                 also add typings for bad responses (default: false)
-  --union-enums                 generate all "enum" types as union types (T1 | T2 | TN) (default: false)
+  --generate-union-enums                 generate all "enum" types as union types (T1 | T2 | TN) (default: false)
   --add-readonly                generate readonly properties (default: false)
   --route-types                 generate type definitions for API routes (default: false)
   --[no-]client                 generate an API class (default: true)
diff --git a/index.ts b/index.ts
index c80c1719..182db548 100644
--- a/index.ts
+++ b/index.ts
@@ -281,11 +281,6 @@ const generateCommand = defineCommand({
       description: "data contract name suffix",
       default: codeGenBaseConfig.typeSuffix,
     },
-    "union-enums": {
-      type: "boolean",
-      description: 'generate all "enum" types as union types (T1 | T2 | TN)',
-      default: codeGenBaseConfig.generateUnionEnums,
-    },
     "unwrap-response-data": {
       type: "boolean",
       description: "unwrap the data item from the response",
diff --git a/tests/spec/unionEnums/__snapshots__/basic.test.ts.snap b/tests/spec/unionEnums/__snapshots__/basic.test.ts.snap
index 81d3498d..0c61c1f0 100644
--- a/tests/spec/unionEnums/__snapshots__/basic.test.ts.snap
+++ b/tests/spec/unionEnums/__snapshots__/basic.test.ts.snap
@@ -1,6 +1,6 @@
 // Vitest Snapshot v1, https://vitest.dev/guide/snapshot.html
 
-exports[`basic > --union-enums 1`] = `
+exports[`basic > --generate-union-enums 1`] = `
 "/* eslint-disable */
 /* tslint:disable */
 // @ts-nocheck
diff --git a/tests/spec/unionEnums/basic.test.ts b/tests/spec/unionEnums/basic.test.ts
index 6f238325..9a85c35a 100644
--- a/tests/spec/unionEnums/basic.test.ts
+++ b/tests/spec/unionEnums/basic.test.ts
@@ -17,7 +17,7 @@ describe("basic", async () => {
     await fs.rm(tmpdir, { recursive: true });
   });
 
-  test("--union-enums", async () => {
+  test("--generate-union-enums", async () => {
     await generateApi({
       fileName: "schema",
       input: path.resolve(import.meta.dirname, "schema.json"),