diff --git a/build/bytetrack-counter b/build/bytetrack-counter
index 4e5677d..d35c911 100755
Binary files a/build/bytetrack-counter and b/build/bytetrack-counter differ
diff --git a/build/version.hpp b/build/version.hpp
index 9279197..6e66457 100644
--- a/build/version.hpp
+++ b/build/version.hpp
@@ -4,11 +4,11 @@
 
 namespace version {
 
-const std::string GIT_COMMIT   = "bb7d08ab";
+const std::string GIT_COMMIT   = "eefff489";
 const std::string GIT_BRANCH   = "main";
 const std::string GIT_TAG      = "";
-const std::string BUILD_DATE   = "2026-07-29";
-const std::string BUILD_TIME   = "00:00:24";
+const std::string BUILD_DATE   = "2026-08-04";
+const std::string BUILD_TIME   = "23:35:10";
 const int         BUILD_YEAR   = 2026;
 const bool        BUILD_RKNN   = 1;
 
diff --git a/src/main.cpp b/src/main.cpp
index fc8030b..b0e98f0 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -100,6 +100,21 @@ int main(int argc, char* argv[]) {
     signal(SIGINT, signal_handler);
     signal(SIGTERM, signal_handler);
 
+    std::string cli_source;
+    for (int i = 2; i < argc; ++i) {
+        std::string a = argv[i];
+        if (a == "--source" || a == "-s") {
+            if (i + 1 < argc) {
+                cli_source = argv[++i];
+            } else {
+                std::cerr << "Error: --source requires a value" << std::endl;
+                return 1;
+            }
+        } else if (a.rfind("--source=", 0) == 0) {
+            cli_source = a.substr(9);
+        }
+    }
+
     if (argc < 2) {
         std::cout << "ByteTrack Counter (C++)" << std::endl;
         std::cout << "Version: " << version::GIT_COMMIT
@@ -109,13 +124,19 @@ int main(int argc, char* argv[]) {
         if (!version::GIT_TAG.empty())
             std::cout << " | tag: " << version::GIT_TAG;
         std::cout << std::endl;
-        std::cout << "Usage: bytetrack-counter <config.env>" << std::endl;
+        std::cout << "Usage: bytetrack-counter <config.env> [--source <rtsp://|http://|/path/to/file.mp4>]" << std::endl;
         std::cout << "  config.env  path to environment configuration file (required)" << std::endl;
+        std::cout << "  --source, -s  override video source (rtsp://, http://, or local file)" << std::endl;
         return 1;
     }
 
     g_config.load_from_env(argv[1]);
 
+    if (!cli_source.empty()) {
+        g_config.source = cli_source;
+        std::cout << "Source overridden by CLI: " << g_config.source << std::endl;
+    }
+
     std::cout << "Starting ByteTrack Counter (C++)" << std::endl;
     std::cout << "Version: " << version::GIT_COMMIT
               << " | branch: " << version::GIT_BRANCH