diff --git a/app/src/main/kotlin/li/songe/gkd/service/AbExt.kt b/app/src/main/kotlin/li/songe/gkd/service/AbExt.kt
index dffc462..457d2e1 100644
--- a/app/src/main/kotlin/li/songe/gkd/service/AbExt.kt
+++ b/app/src/main/kotlin/li/songe/gkd/service/AbExt.kt
@@ -460,7 +460,7 @@ fun createCacheTransform(): CacheTransform {
                         yield(top)
                     }
                     offset++
-                    if (offset >= MAX_DESCENDANTS_SIZE) {
+                    if (offset > MAX_DESCENDANTS_SIZE) {
                         return@sequence
                     }
                     connectExpression.maxOffset?.let { maxOffset ->