diff --git a/include/elklog/rtlogger.h b/include/elklog/rtlogger.h
index c5ec9ab..8ea2d96 100644
--- a/include/elklog/rtlogger.h
+++ b/include/elklog/rtlogger.h
@@ -127,7 +127,7 @@ class RtLogger
     template<typename... Args>
     void log_debug(spdlog::format_string_t<Args...> format_str, Args&&... args)
     {
-        log<RtLogLevel::DBG>(format_str, args...);
+        log<RtLogLevel::DBG>(format_str, std::forward<Args>(args)...);
     }
 
     void log_debug(spdlog::string_view_t msg)
@@ -138,7 +138,7 @@ class RtLogger
     template<typename... Args>
     void log_info(spdlog::format_string_t<Args...> format_str, Args&&... args)
     {
-        log<RtLogLevel::INFO>(format_str, args...);
+        log<RtLogLevel::INFO>(format_str, std::forward<Args>(args)...);
     }
 
     void log_info(spdlog::string_view_t msg)
@@ -160,7 +160,7 @@ class RtLogger
     template<typename... Args>
     void log_error(spdlog::format_string_t<Args...> format_str, Args&&... args)
     {
-        log<RtLogLevel::ERROR>(format_str, args...);
+        log<RtLogLevel::ERROR>(format_str, std::forward<Args>(args)...);
     }
 
     void log_error(spdlog::string_view_t msg)
diff --git a/test/unittests/rtlogmessage_test.cpp b/test/unittests/rtlogmessage_test.cpp
index 5b8d162..ab57e20 100644
--- a/test/unittests/rtlogmessage_test.cpp
+++ b/test/unittests/rtlogmessage_test.cpp
@@ -14,7 +14,7 @@ TEST(RtLogMessageTest, TestCreation)
     ASSERT_STREQ("", module_under_test.message());
 }
 
-TEST(RtLogMessageTest, TestCopyingAndAssignment)
+TEST(RtLogMessageTest, TestCopyingAndAssignmentFormatted)
 {
     RtLogMessage<512> module_under_test;
 
@@ -33,6 +33,18 @@ TEST(RtLogMessageTest, TestCopyingAndAssignment)
     EXPECT_STREQ(module_under_test.message(), msg_2.message());
 }
 
+TEST(RtLogMessageTest, TestCopyingAndAssignment)
+{
+    RtLogMessage<512> module_under_test;
+
+    module_under_test.set_message(RtLogLevel::INFO, std::chrono::nanoseconds(456), "Test single message");
+
+    EXPECT_STREQ("Test single message", module_under_test.message());
+    EXPECT_EQ(std::chrono::nanoseconds(456), module_under_test.timestamp());
+    EXPECT_EQ(RtLogLevel::INFO, module_under_test.level());
+    EXPECT_EQ(20, module_under_test.length());
+}
+
 TEST(RtLogMessageTest, TestMaxSize)
 {
     RtLogMessage<24> module_under_test;