diff --git a/packages/language-core/lib/codegen/script/scriptSetup.ts b/packages/language-core/lib/codegen/script/scriptSetup.ts
index 0e46c94992..1a56775093 100644
--- a/packages/language-core/lib/codegen/script/scriptSetup.ts
+++ b/packages/language-core/lib/codegen/script/scriptSetup.ts
@@ -163,15 +163,14 @@ function* generateSetupFunction(
 		}
 	}
 	if (scriptSetupRanges.slots.define) {
-		if (!scriptSetupRanges.slots.name) {
-			setupCodeModifies.push([[`const __VLS_slots = `], scriptSetupRanges.slots.define.start, scriptSetupRanges.slots.define.start]);
-		}
-		else if (scriptSetupRanges.slots.isObjectBindingPattern) {
+		if (scriptSetupRanges.slots.isObjectBindingPattern) {
 			setupCodeModifies.push([
 				[`__VLS_slots;\nconst __VLS_slots = `],
 				scriptSetupRanges.slots.define.start,
 				scriptSetupRanges.slots.define.start,
 			]);
+		} else if (!scriptSetupRanges.slots.name) {
+			setupCodeModifies.push([[`const __VLS_slots = `], scriptSetupRanges.slots.define.start, scriptSetupRanges.slots.define.start]);
 		}
 	}
 	if (scriptSetupRanges.emits.define && !scriptSetupRanges.emits.name) {
diff --git a/test-workspace/tsc/vue3/#4326/main.vue b/test-workspace/tsc/vue3/#4326/main.vue
new file mode 100644
index 0000000000..9a921fc2b0
--- /dev/null
+++ b/test-workspace/tsc/vue3/#4326/main.vue
@@ -0,0 +1,11 @@
+<script setup lang="ts">
+import { exactType } from 'tsc/shared';
+
+const { bottom } = defineSlots<{
+	bottom: (props: { num: number; }) => any[],
+}>();
+
+exactType(bottom, {} as (props: {
+	num: number;
+}) => any[]);
+</script>