diff --git a/Packet++/src/NtpLayer.cpp b/Packet++/src/NtpLayer.cpp
index 81e399a17..4da03d9ad 100644
--- a/Packet++/src/NtpLayer.cpp
+++ b/Packet++/src/NtpLayer.cpp
@@ -598,12 +598,13 @@ namespace pcpp
 		double const fractionPart = modf(timestamp, &integerPart);
 
 		struct tm* timer = nullptr;
-		time_t const timeStruct = integerPart;
 #if defined(_WIN32)
+		time_t timeStruct = integerPart;
 		if (timeStruct < 0)
 			timeStruct = 0;
 		timer = gmtime(&timeStruct);
 #else
+		time_t const timeStruct = integerPart;
 		struct tm timer_r{};
 		timer = gmtime_r(&timeStruct, &timer_r);