diff --git a/cpp/CHANGELOG.md b/cpp/CHANGELOG.md
index b27eaa451939889a3bfd38ea542e4ea96c4622f5..11c58ecc587a299f89db24799aaa17ca00e39afb 100644
--- a/cpp/CHANGELOG.md
+++ b/cpp/CHANGELOG.md
@@ -20,6 +20,7 @@ Please mark all change in change log and use the ticket from JIRA.
 - MS-234 - Some case cause background merge thread stop
 - MS-235 - Some test cases random fail
 - MS-236 - Add MySQLMetaImpl::HasNonIndexFiles
+- MS-257 - Update bzip2 download url
 
 ## Improvement
 - MS-156 - Add unittest for merge result functions
diff --git a/cpp/cmake/ThirdPartyPackages.cmake b/cpp/cmake/ThirdPartyPackages.cmake
index 20292cdd32e3dbd7107b2691a770f9b93b58f341..62b55dda81f9de4580adfbab135d932e4aae4cf7 100644
--- a/cpp/cmake/ThirdPartyPackages.cmake
+++ b/cpp/cmake/ThirdPartyPackages.cmake
@@ -219,7 +219,7 @@ endif()
 if(DEFINED ENV{MILVUS_BZIP2_URL})
     set(BZIP2_SOURCE_URL "$ENV{MILVUS_BZIP2_URL}")
 else()
-    set(BZIP2_SOURCE_URL "https://fossies.org/linux/misc/bzip2-${BZIP2_VERSION}.tar.gz")
+    set(BZIP2_SOURCE_URL "https://sourceware.org/pub/bzip2/bzip2-${BZIP2_VERSION}.tar.gz")
 endif()
 
 if(DEFINED ENV{MILVUS_EASYLOGGINGPP_URL})