diff --git a/packages/core/src/2d/text/TextRenderer.ts b/packages/core/src/2d/text/TextRenderer.ts
index 81fb1c582..520c4824a 100644
--- a/packages/core/src/2d/text/TextRenderer.ts
+++ b/packages/core/src/2d/text/TextRenderer.ts
@@ -346,6 +346,9 @@ export class TextRenderer extends Renderer implements ITextRenderer {
     this._font = engine._textDefaultFont;
     this._addResourceReferCount(this._font, 1);
     this.setMaterial(engine._basicResources.textDefaultMaterial);
+    const shaderData = this.shaderData;
+    shaderData.setFloat(TextRenderer._outlineWidthProperty, this._outlineWidth);
+    shaderData.setColor(TextRenderer._outlineColorProperty, this._outlineColor);
     //@ts-ignore
     this._color._onValueChanged = this._onColorChanged.bind(this);
     // @ts-ignore
diff --git a/packages/ui/src/component/advanced/Text.ts b/packages/ui/src/component/advanced/Text.ts
index fbfbd03fc..a3ff96fa7 100644
--- a/packages/ui/src/component/advanced/Text.ts
+++ b/packages/ui/src/component/advanced/Text.ts
@@ -274,6 +274,9 @@ export class Text extends UIRenderer implements ITextRenderer {
     this.raycastEnabled = false;
     // @ts-ignore
     this.setMaterial(engine._basicResources.textDefaultMaterial);
+    const shaderData = this.shaderData;
+    shaderData.setFloat(Text._outlineWidthProperty, this._outlineWidth);
+    shaderData.setColor(Text._outlineColorProperty, this._outlineColor);
     // @ts-ignore
     this._outlineColor._onValueChanged = this._onOutlineColorChanged.bind(this);
   }