diff --git a/trunk/doc/CHANGELOG.md b/trunk/doc/CHANGELOG.md
index 8ccc87734..973dfaee1 100644
--- a/trunk/doc/CHANGELOG.md
+++ b/trunk/doc/CHANGELOG.md
@@ -7,6 +7,7 @@ The changelog for SRS.
 
 ## SRS 5.0 Changelog
 
+* v5.0, 2022-08-22, Fix [#3114](https://github.com/ossrs/srs/issues/3114): Origin cluster config bug. v5.0.43
 * v5.0, 2022-08-19, For [#2136](https://github.com/ossrs/srs/issues/2136): API: Cleanup no active streams for statistics. v5.0.42
 * v5.0, 2022-08-14, Fix [#2747](https://github.com/ossrs/srs/issues/2747): Support Apple Silicon M1(aarch64). v5.0.41
 * v5.0, 2022-08-12, Support crossbuild for hisiv500. v5.0.40
diff --git a/trunk/src/app/srs_app_config.cpp b/trunk/src/app/srs_app_config.cpp
index c877a4feb..fdb082319 100644
--- a/trunk/src/app/srs_app_config.cpp
+++ b/trunk/src/app/srs_app_config.cpp
@@ -4960,6 +4960,9 @@ vector<string> SrsConfig::get_vhost_coworkers(string vhost)
     }
 
     conf = conf->get("coworkers");
+    if (!conf) {
+        return coworkers;
+    }
     for (int i = 0; i < (int)conf->args.size(); i++) {
         coworkers.push_back(conf->args.at(i));
     }
diff --git a/trunk/src/core/srs_core_version5.hpp b/trunk/src/core/srs_core_version5.hpp
index 0ad99d1dd..e9f2fa87c 100644
--- a/trunk/src/core/srs_core_version5.hpp
+++ b/trunk/src/core/srs_core_version5.hpp
@@ -9,6 +9,6 @@
 
 #define VERSION_MAJOR       5
 #define VERSION_MINOR       0
-#define VERSION_REVISION    42
+#define VERSION_REVISION    43
 
 #endif