diff --git a/renderers/angular/src/v0_9/catalog/basic/slider.component.ts b/renderers/angular/src/v0_9/catalog/basic/slider.component.ts
index 2b7a44d1e9..9622e2388e 100644
--- a/renderers/angular/src/v0_9/catalog/basic/slider.component.ts
+++ b/renderers/angular/src/v0_9/catalog/basic/slider.component.ts
@@ -44,7 +44,6 @@ import {SliderApi} from '@a2ui/web_core/v0_9/basic_catalog';
         type="range"
         [min]="min()"
         [max]="max()"
-        [step]="step()"
         [value]="value()"
         (input)="handleInput($event)"
         class="a2ui-slider"
@@ -85,7 +84,6 @@ export class SliderComponent extends BasicCatalogComponent<typeof SliderApi> {
   readonly value = computed(() => this.props()['value']?.value());
   readonly min = computed(() => this.props()['min']?.value() ?? 0);
   readonly max = computed(() => this.props()['max']?.value() ?? 100);
-  readonly step = computed(() => this.props()['step']?.value() ?? 1);
 
   handleInput(event: Event) {
     const val = Number((event.target as HTMLInputElement).value);
diff --git a/renderers/web_core/src/v0_9/basic_catalog/components/basic_components.test.ts b/renderers/web_core/src/v0_9/basic_catalog/components/basic_components.test.ts
index 875e6e8215..a95947480f 100644
--- a/renderers/web_core/src/v0_9/basic_catalog/components/basic_components.test.ts
+++ b/renderers/web_core/src/v0_9/basic_catalog/components/basic_components.test.ts
@@ -16,7 +16,7 @@
 
 import {describe, it} from 'node:test';
 import * as assert from 'node:assert';
-import {ImageApi} from './basic_components.js';
+import {ImageApi, SliderApi} from './basic_components.js';
 
 describe('Basic Components Schema', () => {
   describe('ImageApi', () => {
@@ -46,4 +46,26 @@ describe('Basic Components Schema', () => {
       assert.throws(() => ImageApi.schema.parse(invalidImage));
     });
   });
+
+  describe('SliderApi', () => {
+    it('should reject non-spec step property', () => {
+      const validSlider = {
+        max: 100,
+        value: 50,
+      };
+      SliderApi.schema.parse(validSlider);
+
+      const result = SliderApi.schema.safeParse({
+        ...validSlider,
+        step: 5,
+      });
+
+      assert.strictEqual(result.success, false);
+      assert.ok(
+        result.error.issues.some(
+          issue => issue.code === 'unrecognized_keys' && issue.keys.includes('step'),
+        ),
+      );
+    });
+  });
 });
diff --git a/renderers/web_core/src/v0_9/basic_catalog/components/basic_components.ts b/renderers/web_core/src/v0_9/basic_catalog/components/basic_components.ts
index b704b00f9a..7d669127d2 100644
--- a/renderers/web_core/src/v0_9/basic_catalog/components/basic_components.ts
+++ b/renderers/web_core/src/v0_9/basic_catalog/components/basic_components.ts
@@ -442,7 +442,6 @@ export const SliderApi = {
       label: DynamicStringSchema.describe('The label for the slider.').optional(),
       min: z.number().default(0).describe('The minimum value of the slider.').optional(),
       max: z.number().describe('The maximum value of the slider.'),
-      step: z.number().describe('The granularity or step size of the slider.').optional(),
       value: DynamicNumberSchema.describe('The current value of the slider.'),
       checks: CheckableSchema.shape.checks,
     })