diff --git a/.forgejo/workflows/pr_check.yaml b/.forgejo/workflows/pr_check.yaml
index cd9c23a..a9f6f7c 100644
--- a/.forgejo/workflows/pr_check.yaml
+++ b/.forgejo/workflows/pr_check.yaml
@@ -144,7 +144,7 @@ jobs:
         continue-on-error: true
         run: |
           cd ${{ github.workspace }}/build_gcc
-          ./larra_xmpp_tests
+          ./larra_xmpp_tests --log_level=0
 
       - name: Clang build (only configuring)
         id: clang_build
@@ -204,4 +204,4 @@ jobs:
       #    export LLVM_VER=19.1.3
       #    export PATH="/home/LLVM-${LLVM_VER}/bin:${PATH}"
       #    cd ${{ github.workspace }}/build_clang
-      #    ASAN_SYMBOLIZER_PATH=llvm-symbolizer ASAN_OPTIONS=detect_stack_use_after_return=1:check_initialization_order=1:detect_leaks=1:atexit=1:abort_on_error=1 ./larra_xmpp_tests
+      #    ASAN_SYMBOLIZER_PATH=llvm-symbolizer ASAN_OPTIONS=detect_stack_use_after_return=1:check_initialization_order=1:detect_leaks=1:atexit=1:abort_on_error=1 ./larra_xmpp_tests --log_level=0
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
index 99fb723..1007e88 100644
--- a/.vscode/tasks.json
+++ b/.vscode/tasks.json
@@ -193,7 +193,7 @@
             "command": [
                 "cd ${workspaceFolder} &&",
                 "mkdir -p build_clang && cd build_clang &&",
-                "ASAN_SYMBOLIZER_PATH=llvm-symbolizer ASAN_OPTIONS=detect_stack_use_after_return=1:check_initialization_order=1:detect_leaks=1:atexit=1:abort_on_error=1 ./larra_xmpp_tests ; echo \"exit code: $?\"",
+                "ASAN_SYMBOLIZER_PATH=llvm-symbolizer ASAN_OPTIONS=detect_stack_use_after_return=1:check_initialization_order=1:detect_leaks=1:atexit=1:abort_on_error=1 ./larra_xmpp_tests --log_level=0 ; echo \"exit code: $?\"",
             ],
             "presentation": {
                 "clear": true
@@ -239,7 +239,7 @@
             "command": [
                 "cd ${workspaceFolder} &&",
                 "mkdir -p build_clang && cd build_clang &&",
-                "MSAN_SYMBOLIZER_PATH=llvm-symbolizer MSAN_OPTIONS=abort_on_error=1 ./larra_xmpp_tests ; echo \"exit code: $?\"",
+                "MSAN_SYMBOLIZER_PATH=llvm-symbolizer MSAN_OPTIONS=abort_on_error=1 ./larra_xmpp_tests --log_level=0 ; echo \"exit code: $?\"",
             ],
             "presentation": {
                 "clear": true
@@ -273,7 +273,7 @@
             "command": [
                 "cd ${workspaceFolder} &&",
                 "mkdir -p build_clang && cd build_clang &&",
-                "MSAN_SYMBOLIZER_PATH=llvm-symbolizer MSAN_OPTIONS=abort_on_error=1 ./larra_xmpp_tests ; echo \"exit code: $?\"",
+                "MSAN_SYMBOLIZER_PATH=llvm-symbolizer MSAN_OPTIONS=abort_on_error=1 ./larra_xmpp_tests --log_level=0 ; echo \"exit code: $?\"",
             ],
             "presentation": {
                 "clear": true
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 389da96..e1822bd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,7 +18,7 @@ set(CMAKE_CXX_EXTENSIONS OFF)
 set(FMT_MODULE OFF)
 set(UTEMPL_MODULE OFF)
 set(CXX_EXTENSIONS NO)
-set(BOOST_INCLUDE_LIBRARIES "pfr;asio;serialization")
+set(BOOST_INCLUDE_LIBRARIES "pfr;asio;serialization;program_options")
 option(CPM_USE_LOCAL_PACKAGES "Use local packages" ON)
 option(UTEMPL_USE_LOCAL_PACKAGE "Use utempl local package" OFF)
 option(BUILD_EXECUTABLE ON)
@@ -177,11 +177,11 @@ target_include_directories(larra_xmpp PUBLIC
 
 if(TARGET Boost::pfr)
   target_link_libraries(larra_xmpp PUBLIC
-    Boost::asio Boost::serialization utempl::utempl
+    Boost::asio Boost::serialization Boost::program_options utempl::utempl
     OpenSSL::SSL nameof::nameof fmt::fmt
     OpenSSL::Crypto spdlog xmlplusplus ${LIBXML2_LIBRARIES})
 else()
-  find_package(Boost 1.85.0 COMPONENTS serialization REQUIRED)
+  find_package(Boost 1.85.0 COMPONENTS serialization program_options REQUIRED)
   target_link_libraries(larra_xmpp PUBLIC
     utempl::utempl ${Boost_LIBRARIES} OpenSSL::SSL
     nameof::nameof fmt::fmt
diff --git a/examples/src/connect.cpp b/examples/src/connect.cpp
index 9f24137..2a8fd7b 100644
--- a/examples/src/connect.cpp
+++ b/examples/src/connect.cpp
@@ -3,11 +3,28 @@
 
 #include <boost/asio/co_spawn.hpp>
 #include <boost/asio/detached.hpp>
+#include <boost/program_options.hpp>
 #include <larra/client/client.hpp>
 #include <larra/presence.hpp>
 #include <larra/printer_stream.hpp>
 #include <print>
 
+// clang-format off
+constexpr auto ToString(spdlog::level::level_enum e) {
+  switch (e) {
+    case spdlog::level::trace: return "TRACE";
+    case spdlog::level::debug: return "DEBUG";
+    case spdlog::level::info: return "INFO";
+    case spdlog::level::warn: return "WARNING";
+    case spdlog::level::err: return "ERROR";
+    case spdlog::level::critical: return "CRITICAL";
+    case spdlog::level::off: return "OFF";
+    default:
+      return "INVALID";
+  }
+}
+// clang-format on
+
 namespace iq = larra::xmpp::iq;
 
 auto Coroutine() -> boost::asio::awaitable<void> {
@@ -50,8 +67,39 @@ auto Coroutine() -> boost::asio::awaitable<void> {
   SPDLOG_INFO("Done connecting client!");
 }
 
-auto main() -> int {
-  spdlog::set_level(spdlog::level::trace);
+namespace po = boost::program_options;
+
+auto main(int argc, char** argv) -> int {
+  // Define options
+  po::options_description desc("Allowed options");
+  desc.add_options()("help,h", "Print help message")("log_level,l",
+                                                     po::value<int>()->default_value(SPDLOG_LEVEL_INFO),
+                                                     "Set log level: 0=TRACE, 1=DEBUG, 2=INFO, 3=WARN, 4=ERROR, 5=CRITICAL, 6=OFF");
+
+  // Parse command-line arguments
+  po::variables_map vm;
+  try {
+    po::store(po::parse_command_line(argc, argv, desc), vm);
+    po::notify(vm);
+
+    if(vm["log_level"].as<int>() < spdlog::level::level_enum::trace || vm["log_level"].as<int>() > spdlog::level::level_enum::off) {
+      throw std::invalid_argument{
+          std::format("Invalid argument value for '--log_level' option. Check option description for more details")};
+    }
+    if(vm["log_level"].as<int>() < SPDLOG_ACTIVE_LEVEL) {
+      SPDLOG_WARN("Specified log_level '{}' is lower than max available one '{}'. Log level will be changed according to the maximum one",
+                  vm["log_level"].as<int>(),
+                  SPDLOG_ACTIVE_LEVEL);
+    }
+  } catch(const std::exception& e) {
+    SPDLOG_CRITICAL("Cmd parse error: {}", e.what());
+    return 1;
+  }
+
+  // Cmd options handling
+  spdlog::set_level(static_cast<spdlog::level::level_enum>(vm["log_level"].as<int>()));
+  std::println("\nEnvironment setup:\n\tCurrently set log level: {}\n", ToString(spdlog::get_level()));
+
   boost::asio::io_context io_context;
   boost::asio::co_spawn(io_context, Coroutine(), boost::asio::detached);
   io_context.run();
diff --git a/tests/main.cpp b/tests/main.cpp
index 538b54b..45ab76b 100644
--- a/tests/main.cpp
+++ b/tests/main.cpp
@@ -1,21 +1,61 @@
 #include <gtest/gtest.h>
 #include <spdlog/spdlog.h>
 
+#include <boost/program_options.hpp>
+#include <exception>
 #include <print>
-#include <utility>
+#include <stdexcept>
 
-class PreconfigureEnvironment : public ::testing::Environment {
- public:
-  void SetUp() override {
-    spdlog::set_level(spdlog::level::trace);
-    std::println("\nPreconfigureEnvironment setup:\n\tCompiled max availabel log level: {}\n\tCurrently set log level: {}",
-                 SPDLOG_ACTIVE_LEVEL,
-                 std::to_underlying(spdlog::get_level()));
+// clang-format off
+constexpr auto ToString(spdlog::level::level_enum e) {
+  switch (e) {
+    case spdlog::level::trace: return "TRACE";
+    case spdlog::level::debug: return "DEBUG";
+    case spdlog::level::info: return "INFO";
+    case spdlog::level::warn: return "WARNING";
+    case spdlog::level::err: return "ERROR";
+    case spdlog::level::critical: return "CRITICAL";
+    case spdlog::level::off: return "OFF";
+    default:
+      return "INVALID";
   }
-};
+}
+// clang-format on
+
+namespace po = boost::program_options;
 
 auto main(int argc, char** argv) -> int {
   ::testing::InitGoogleTest(&argc, argv);
-  ::testing::AddGlobalTestEnvironment(new PreconfigureEnvironment);  // NOLINT GTest takes ownership
+
+  // Define options
+  po::options_description desc("Allowed options");
+  desc.add_options()("help,h", "Print help message")("log_level,l",
+                                                     po::value<int>()->default_value(SPDLOG_LEVEL_INFO),
+                                                     "Set log level: 0=TRACE, 1=DEBUG, 2=INFO, 3=WARN, 4=ERROR, 5=CRITICAL, 6=OFF");
+
+  // Parse command-line arguments
+  po::variables_map vm;
+  try {
+    po::store(po::parse_command_line(argc, argv, desc), vm);
+    po::notify(vm);
+
+    if(vm["log_level"].as<int>() < spdlog::level::level_enum::trace || vm["log_level"].as<int>() > spdlog::level::level_enum::off) {
+      throw std::invalid_argument{
+          std::format("Invalid argument value for '--log_level' option. Check option description for more details")};
+    }
+    if(vm["log_level"].as<int>() < SPDLOG_ACTIVE_LEVEL) {
+      SPDLOG_WARN("Specified log_level '{}' is lower than max available one '{}'. Log level will be changed according to the maximum one",
+                  vm["log_level"].as<int>(),
+                  SPDLOG_ACTIVE_LEVEL);
+    }
+  } catch(const std::exception& e) {
+    SPDLOG_CRITICAL("Cmd parse error: {}", e.what());
+    return 1;
+  }
+
+  // Cmd options handling
+  spdlog::set_level(static_cast<spdlog::level::level_enum>(vm["log_level"].as<int>()));
+  std::println("\nEnvironment setup:\n\tCurrently set log level: {}\n", ToString(spdlog::get_level()));
+
   return RUN_ALL_TESTS();
 }
\ No newline at end of file