diff --git a/android/app/src/test/java/cn/ilapage/goauto/agent/PddProductDetailCollectorTest.kt b/android/app/src/test/java/cn/ilapage/goauto/agent/PddProductDetailCollectorTest.kt
index e29ece8..ba924bf 100644
--- a/android/app/src/test/java/cn/ilapage/goauto/agent/PddProductDetailCollectorTest.kt
+++ b/android/app/src/test/java/cn/ilapage/goauto/agent/PddProductDetailCollectorTest.kt
@@ -282,6 +282,33 @@ class PddProductDetailCollectorTest {
         assertFalse(parsed.dimensions.any { it.key == "color" })
     }
 
+    @Test
+    fun `configured combination heading is collected as the primary color dimension`() {
+        val snapshot = UiSnapshot(
+            PDD_PACKAGE,
+            ACTIVITY,
+            listOf(
+                node("content", "", 0, 0, 1080, 2200, resourceId = "android:id/content", className = "android.widget.FrameLayout"),
+                node("summary", "已选：", 20, 300, 700, 360),
+                node("title", "确认款式", 20, 370, 300, 410),
+                node("scroll", "", 0, 400, 1080, 1800, scrollable = true),
+                node("combination-heading", "组合", 20, 420, 300, 470, parentPath = "scroll"),
+                node("combination-white", "白色套装", 30, 500, 260, 580, clickable = true, parentPath = "scroll"),
+                node("combination-black", "黑色套装", 290, 500, 520, 580, clickable = true, parentPath = "scroll"),
+                node("size-heading", "尺码", 20, 620, 300, 670, parentPath = "scroll"),
+                node("size", "均码【80-120斤】", 30, 700, 500, 780, clickable = true, parentPath = "scroll"),
+                node("confirm", "确定", 0, 2000, 1080, 2150, clickable = true),
+            ),
+        )
+        val configured = config().copy(colorAliases = config().colorAliases + "组合")
+
+        val dimensions = PddScreenParser.parse(snapshot, configured, GOODS_ID, evidence()).dimensions
+
+        assertEquals("组合", dimensions.first { it.key == "color" }.name)
+        assertEquals(listOf("白色套装", "黑色套装"), dimensions.first { it.key == "color" }.values.map { it.text })
+        assertEquals(listOf("均码【80-120斤】"), dimensions.first { it.key == "size" }.values.map { it.text })
+    }
+
     @Test
     fun unrelatedLongTextIsNotUsedAsProductTitle() {
         val driver = FakeCollectorDriver()
diff --git a/server/app/goauto/rulecontract/contract_test.go b/server/app/goauto/rulecontract/contract_test.go
index 8ebee95..7c82308 100644
--- a/server/app/goauto/rulecontract/contract_test.go
+++ b/server/app/goauto/rulecontract/contract_test.go
@@ -72,6 +72,9 @@ func TestBuiltInPDDProductDetailTemplateIsValid(t *testing.T) {
 	if !bytes.Contains(raw, []byte(`"size":["尺码","尺寸","套餐","参考分类"]`)) {
 		t.Fatal("built-in template must classify 参考分类 as size")
 	}
+	if !bytes.Contains(raw, []byte(`"color":["颜色分类","颜色","款式","颜色款式","花色","组合"]`)) {
+		t.Fatal("built-in template must classify 组合 as color")
+	}
 	if !bytes.Contains(raw, []byte(`"orderSubmitAliases":["提交订单","提交訂單"]`)) {
 		t.Fatal("built-in template must carry read-only collector text aliases")
 	}
diff --git a/server/app/goauto/rulecontract/template.go b/server/app/goauto/rulecontract/template.go
index 874c185..0258f8d 100644
--- a/server/app/goauto/rulecontract/template.go
+++ b/server/app/goauto/rulecontract/template.go
@@ -17,7 +17,7 @@ var pddProductDetailTemplate = json.RawMessage(`{
   "hooks":{"afterSpecPanelOpen":[]},
   "collector":{
     "collectorId":"pddProductDetailV1","specEntryStrategy":"safeBottomSpecEntryV1","priceParser":"pddRmbPriceV1","priceGranularity":"color",
-    "dimensionAliases":{"color":["颜色分类","颜色","款式","颜色款式","花色"],"size":["尺码","尺寸","套餐","参考分类"]},
+    "dimensionAliases":{"color":["颜色分类","颜色","款式","颜色款式","花色","组合"],"size":["尺码","尺寸","套餐","参考分类"]},
     "textAliases":{
       "specPanel":{"titleAliases":["确认款式","確認款式"],"closeAliases":["关闭","關閉"],"confirmAliases":["确定","確定","确认","確認"],"quantityDecreaseAliases":["减少数量","減少數量"],"quantityIncreaseAliases":["增加数量","增加數量"],"paymentAreaAliases":["微信支付","先用后付","先用後付","支付方式"],"orderSubmitAliases":["提交订单","提交訂單"],"quickBuyAliases":["现在买","現在買"]},
       "dimension":{"colorSuffixes":["颜色","款式"],"sizeSuffixes":["尺码","尺寸"],"exactNames":["规格","型号","容量","类型","版本","口味"],"adaptiveAliases":["套餐"]},