diff --git a/slsReceiverSoftware/include/UDPStandardImplementation.h b/slsReceiverSoftware/include/UDPStandardImplementation.h
index ad455e791..a1542e000 100644
--- a/slsReceiverSoftware/include/UDPStandardImplementation.h
+++ b/slsReceiverSoftware/include/UDPStandardImplementation.h
@@ -630,7 +630,7 @@ private:
 	bool fileCreateSuccess;
 
 	/** File header */
-	const static unsigned int FILE_HEADER_SIZE = 500;
+	const static unsigned int FILE_HEADER_SIZE = 1000;
 	char fileHeader[MAX_NUMBER_OF_WRITER_THREADS][FILE_HEADER_SIZE];
 
 	/** File Descriptor */
diff --git a/slsReceiverSoftware/src/UDPStandardImplementation.cpp b/slsReceiverSoftware/src/UDPStandardImplementation.cpp
index 1f43355ce..46548b3dd 100644
--- a/slsReceiverSoftware/src/UDPStandardImplementation.cpp
+++ b/slsReceiverSoftware/src/UDPStandardImplementation.cpp
@@ -3196,8 +3196,20 @@ void UDPStandardImplementation::updateFileHeader(int ithread){
 			"Timestamp\t: %s\n\n"
 
 			"#Frame Header\n"
-			"Frame Number\t: 8 bytes\n"
-			"Bunch ID\t: 8 bytes\n",
+			"Frame Number       : 8 bytes\n"
+			"Exposure Length    : 4 bytes\n"
+			"Packet Number      : 4 bytes\n"
+			"Bunch ID           : 8 bytes\n"
+			"Timestamp          : 8 bytes\n"
+			"Module Id          : 2 bytes\n"
+			"X Coordinate       : 2 bytes\n"
+			"Y Coordinate       : 2 bytes\n"
+			"Z Coordinate       : 2 bytes\n"
+			"Debug              : 4 bytes\n"
+			"Round Robin Number : 2 bytes\n"
+			"Detector Type      : 1 byte\n"
+			"Header Version     : 1 byte\n"
+			,
 			FILE_HEADER_SIZE,
 			(flippedData[0]?0:1),
 			(ithread?0:1),