diff --git a/openVulkanoCpp/Base/UnitFormatter.cpp b/openVulkanoCpp/Base/UnitFormatter.cpp
index 499bb26..9df8cc4 100644
--- a/openVulkanoCpp/Base/UnitFormatter.cpp
+++ b/openVulkanoCpp/Base/UnitFormatter.cpp
@@ -15,7 +15,17 @@ namespace
 	std::string FormatValue(T value, int precision, bool trimTrailingZeros, const std::string& suffix)
 	{
 		std::ostringstream out;
-		out << std::fixed << std::setprecision(precision) << value;
+		if (precision >= 0)
+		{
+			out << std::fixed << std::setprecision(precision) << value;
+		}
+		else
+		{
+			int p = -precision;
+			T v = value;
+			while (v > 1 && p > 0) { v /= 10; p--; }
+			out << std::fixed << std::setprecision(p) << value;
+		}
 		std::string result = out.str();
 
 		if (trimTrailingZeros && result.find('.') != std::string::npos)