diff --git a/README.md b/README.md
index 8200967d1..171746f95 100755
--- a/README.md
+++ b/README.md
@@ -131,6 +131,7 @@ A big THANK YOU goes to:
 
 ## Releases
 
+* 2022-02-11, Release [v4.0-b8](https://github.com/ossrs/srs/releases/tag/v4.0-b8), v4.0-b8, 4.0 beta8, v4.0.241, 144445 lines.
 * 2022-02-09, Release [v4.0-b7](https://github.com/ossrs/srs/releases/tag/v4.0-b7), v4.0-b7, 4.0 beta7, v4.0.240, 144437 lines.
 * 2022-02-04, Release [v4.0-b6](https://github.com/ossrs/srs/releases/tag/v4.0-b6), v4.0-b6, 4.0 beta6, v4.0.238, 144437 lines.
 * 2022-01-30, Release [v4.0-b5](https://github.com/ossrs/srs/releases/tag/v4.0-b5), v4.0-b5, 4.0 beta5, v4.0.236, 144416 lines.
diff --git a/trunk/doc/CHANGELOG.md b/trunk/doc/CHANGELOG.md
index fa41087f2..da7e5b596 100644
--- a/trunk/doc/CHANGELOG.md
+++ b/trunk/doc/CHANGELOG.md
@@ -8,6 +8,7 @@ The changelog for SRS.
 
 ## SRS 4.0 Changelog
 
+* v4.0, 2022-02-11, Support new fields for feature query. v4.0.241
 * v4.0, 2022-02-09, Mirror docker images in TCR Singapore. v4.0.240
 * v4.0, 2022-02-08, Refine the error for WebRTC H5 publisher. v4.0.239
 * v4.0, 2022-02-04, Push docker to docker, acr and tcr. v4.0.238
diff --git a/trunk/src/app/srs_app_latest_version.cpp b/trunk/src/app/srs_app_latest_version.cpp
index 4ea8d5fdb..45de0034d 100644
--- a/trunk/src/app/srs_app_latest_version.cpp
+++ b/trunk/src/app/srs_app_latest_version.cpp
@@ -75,6 +75,13 @@ void srs_build_features(stringstream& ss)
     SRS_CHECK_FEATURE2(_srs_config->get_https_api_enabled(), "https", ss);
     SRS_CHECK_FEATURE2(_srs_config->get_raw_api(), "raw", ss);
 
+    string region = srs_getenv("SRS_REGION");
+    SRS_CHECK_FEATURE3(!string(region).empty(), "region", region, ss);
+    string source = srs_getenv("SRS_SOURCE");
+    SRS_CHECK_FEATURE3(!string(source).empty(), "source", source, ss);
+    string mgmt = srs_getenv("SRS_MGMT");
+    SRS_CHECK_FEATURE3(!string(mgmt).empty(), "mgmt", mgmt, ss);
+
     int nn_vhosts = 0;
     bool rtsp = false, forward = false, ingest = false, edge = false, hls = false, dvr = false, flv = false;
     bool hooks = false, dash = false, hds = false, exec = false, transcode = false, security = false;
diff --git a/trunk/src/core/srs_core_version4.hpp b/trunk/src/core/srs_core_version4.hpp
index 80f29b78e..d2532c342 100644
--- a/trunk/src/core/srs_core_version4.hpp
+++ b/trunk/src/core/srs_core_version4.hpp
@@ -9,6 +9,6 @@
 
 #define VERSION_MAJOR       4
 #define VERSION_MINOR       0
-#define VERSION_REVISION    240
+#define VERSION_REVISION    241
 
 #endif
diff --git a/trunk/src/main/srs_main_server.cpp b/trunk/src/main/srs_main_server.cpp
index c45bcf5ea..fb937fd5a 100644
--- a/trunk/src/main/srs_main_server.cpp
+++ b/trunk/src/main/srs_main_server.cpp
@@ -127,8 +127,9 @@ srs_error_t do_main(int argc, char** argv)
     srs_trace2(TAG_MAIN, "%s, %s", RTMP_SIG_SRS_SERVER, RTMP_SIG_SRS_LICENSE);
     srs_trace("authors: %s", RTMP_SIG_SRS_AUTHORS);
     srs_trace("contributors: %s", SRS_CONSTRIBUTORS);
-    srs_trace("cwd=%s, work_dir=%s, build: %s, configure: %s, uname: %s, osx: %d, pkg: %s",
-        _srs_config->cwd().c_str(), cwd.c_str(), SRS_BUILD_DATE, SRS_USER_CONFIGURE, SRS_UNAME, SRS_OSX_BOOL, SRS_PACKAGER);
+    srs_trace("cwd=%s, work_dir=%s, build: %s, configure: %s, uname: %s, osx: %d, pkg: %s, region: %s, source: %s, mgmt: %s",
+        _srs_config->cwd().c_str(), cwd.c_str(), SRS_BUILD_DATE, SRS_USER_CONFIGURE, SRS_UNAME, SRS_OSX_BOOL, SRS_PACKAGER,
+        srs_getenv("SRS_REGION").c_str(), srs_getenv("SRS_SOURCE").c_str(), srs_getenv("SRS_MGMT").c_str());
     srs_trace("configure detail: " SRS_CONFIGURE);
 #ifdef SRS_EMBEDED_TOOL_CHAIN
     srs_trace("crossbuild tool chain: " SRS_EMBEDED_TOOL_CHAIN);