diff --git a/dubbo-common/pom.xml b/dubbo-common/pom.xml
index 022f55c374d..9c3956de182 100644
--- a/dubbo-common/pom.xml
+++ b/dubbo-common/pom.xml
@@ -35,7 +35,7 @@
         <dependency>
             <groupId>org.roaringbitmap</groupId>
             <artifactId>RoaringBitmap</artifactId>
-            <version>0.8.12</version>
+            <version>0.9.0</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
diff --git a/dubbo-common/src/main/java/org/apache/dubbo/common/utils/BitList.java b/dubbo-common/src/main/java/org/apache/dubbo/common/utils/BitList.java
index 40fc844fbde..baa334c48db 100644
--- a/dubbo-common/src/main/java/org/apache/dubbo/common/utils/BitList.java
+++ b/dubbo-common/src/main/java/org/apache/dubbo/common/utils/BitList.java
@@ -14,7 +14,7 @@ public class BitList<E> implements List<E>{
     private final List<E> unmodifiableList;
 
     // FIXME 看一下高版本的RoaringBitMap，是否有内置函数支持更高效的遍历
-    BitList(List<E> unmodifiableList, boolean empty) {
+    public BitList(List<E> unmodifiableList, boolean empty) {
         this.unmodifiableList = unmodifiableList;
         this.rootMap = new RoaringBitmap();
         if (!empty) {
@@ -22,7 +22,7 @@ public class BitList<E> implements List<E>{
         }
     }
 
-    private BitList(List<E> unmodifiableList, RoaringBitmap rootMap) {
+    public BitList(List<E> unmodifiableList, RoaringBitmap rootMap) {
         this.unmodifiableList = unmodifiableList;
         this.rootMap = rootMap;
     }