diff --git a/include/zenkit/Logger.hh b/include/zenkit/Logger.hh
index 7a4c92dc..f7e8793b 100644
--- a/include/zenkit/Logger.hh
+++ b/include/zenkit/Logger.hh
@@ -3,6 +3,7 @@
 #pragma once
 #include "zenkit/Library.hh"
 
+#include <cstdarg>
 #include <cstdint>
 #include <functional>
 #include <string>
@@ -40,6 +41,7 @@ namespace zenkit {
 		ZKREM("renamed to ::set_default") ZKAPI static void use_default_logger();
 
 		ZK_PRINTF_LIKE(3, 4) ZKAPI static void log(LogLevel lvl, char const* name, char const* fmt, ...);
+		ZKAPI static void logv(LogLevel lvl, char const* name, char const* fmt, va_list ap);
 		ZKAPI static void set(LogLevel lvl, std::function<void(LogLevel, char const*, char const*)> const& cb);
 		ZKAPI static void set_default(LogLevel lvl);
 
diff --git a/src/Logger.cc b/src/Logger.cc
index 4b827404..1ed9afdd 100644
--- a/src/Logger.cc
+++ b/src/Logger.cc
@@ -66,14 +66,16 @@ namespace zenkit {
 	}
 
 	void Logger::log(LogLevel lvl, char const* name, char const* fmt, ...) {
-		if (!_s_callback) return;
-		if (lvl > _s_level) return;
-
 		va_list ap;
 		va_start(ap, fmt);
-		vsnprintf(zk_global_logger_buffer, sizeof zk_global_logger_buffer - 1, fmt, ap);
+		logv(lvl, name, fmt, ap);
 		va_end(ap);
+	}
 
+	void Logger::logv(LogLevel lvl, char const* name, char const* fmt, va_list ap) {
+		if (!_s_callback) return;
+		if (lvl > _s_level) return;
+		vsnprintf(zk_global_logger_buffer, sizeof zk_global_logger_buffer - 1, fmt, ap);
 		_s_callback(lvl, name, zk_global_logger_buffer);
 	}