diff --git a/YSF2DMR/YSF2DMR.cpp b/YSF2DMR/YSF2DMR.cpp
index be91fb1..1d4e610 100644
--- a/YSF2DMR/YSF2DMR.cpp
+++ b/YSF2DMR/YSF2DMR.cpp
@@ -49,7 +49,7 @@ const char* DEFAULT_INI_FILE = "/etc/YSF2DMR.ini";
 const char* HEADER1 = "This software is for use on amateur radio networks only,";
 const char* HEADER2 = "it is to be used for educational purposes only. Its use on";
 const char* HEADER3 = "commercial networks is strictly prohibited.";
-const char* HEADER4 = "Copyright(C) 2018 by CA6JAU, EA7EE, G4KLX and others";
+const char* HEADER4 = "Copyright(C) 2018,2019 by CA6JAU, EA7EE, G4KLX and others";
 
 #include <functional>
 #include <algorithm>
diff --git a/YSF2NXDN/YSF2NXDN.cpp b/YSF2NXDN/YSF2NXDN.cpp
index f4f4bd1..4838e3d 100644
--- a/YSF2NXDN/YSF2NXDN.cpp
+++ b/YSF2NXDN/YSF2NXDN.cpp
@@ -46,7 +46,7 @@ const char* DEFAULT_INI_FILE = "/etc/YSF2NXDN.ini";
 const char* HEADER1 = "This software is for use on amateur radio networks only,";
 const char* HEADER2 = "it is to be used for educational purposes only. Its use on";
 const char* HEADER3 = "commercial networks is strictly prohibited.";
-const char* HEADER4 = "Copyright(C) 2018 by CA6JAU, G4KLX and others";
+const char* HEADER4 = "Copyright(C) 2018,2019 by CA6JAU, G4KLX and others";
 
 #include <functional>
 #include <algorithm>
diff --git a/YSF2P25/YSF2P25.cpp b/YSF2P25/YSF2P25.cpp
index 398496b..ef22760 100644
--- a/YSF2P25/YSF2P25.cpp
+++ b/YSF2P25/YSF2P25.cpp
@@ -101,7 +101,7 @@ const char* DEFAULT_INI_FILE = "/etc/YSF2P25.ini";
 const char* HEADER1 = "This software is for use on amateur radio networks only,";
 const char* HEADER2 = "it is to be used for educational purposes only. Its use on";
 const char* HEADER3 = "commercial networks is strictly prohibited.";
-const char* HEADER4 = "Copyright(C) 2018 by CA6JAU, G4KLX and others";
+const char* HEADER4 = "Copyright(C) 2018,2019 by CA6JAU, G4KLX and others";
 
 #include <functional>
 #include <algorithm>