diff --git a/VERSION b/VERSION
index 5174c53..b2fb78a 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.16
+3.18
diff --git a/gpio/gpio.1 b/gpio/gpio.1
index 4d76671..e99b66a 100644
--- a/gpio/gpio.1
+++ b/gpio/gpio.1
@@ -282,7 +282,7 @@ Please report bugs to https://github.com/WiringPi/WiringPi/issues
 
 .SH COPYRIGHT
 
-Copyright (c) 2012-2025 Gordon Henderson and contributors
+Copyright (c) 2012–2019 Gordon Henderson; 2019–2026 Contributors
 .br
 This is free software; see the source for copying conditions. There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
diff --git a/gpio/gpio.c b/gpio/gpio.c
index 8eae4d1..bf7d23d 100644
--- a/gpio/gpio.c
+++ b/gpio/gpio.c
@@ -2,7 +2,7 @@
  * gpio.c:
  *	Swiss-Army-Knife, Set-UID command-line interface to the Raspberry
  *	Pi's GPIO.
- *	Copyright (c) 2012-2025 Gordon Henderson and contributors
+ *	Copyright (c) 2012–2019 Gordon Henderson; 2019–2026 Contributors
  ***********************************************************************
  * This file is part of wiringPi:
  *	https://github.com/WiringPi/WiringPi/
@@ -916,7 +916,7 @@ static void doVersion (char *argv [])
 
   wiringPiVersion (&vMaj, &vMin) ;
   printf ("gpio version: %d.%d\n", vMaj, vMin) ;
-  printf ("Copyright (c) 2012-2025 Gordon Henderson and contributors\n") ;
+  printf ("Copyright (c) 2012–2019 Gordon Henderson; 2019–2026 Contributors\n") ;
   printf ("This is free software with ABSOLUTELY NO WARRANTY.\n") ;
   printf ("For details type: %s -warranty\n", argv [0]) ;
   printf ("\n") ;
@@ -1033,7 +1033,7 @@ int main (int argc, char *argv [])
   if (strcasecmp (argv [1], "-warranty") == 0)
   {
     printf ("gpio version: %s\n", VERSION) ;
-    printf ("Copyright (c) 2012-2025 Gordon Henderson and contributors\n") ;
+    printf ("Copyright (c) 2012–2019 Gordon Henderson; 2019–2026 Contributors\n") ;
     printf ("\n") ;
     printf ("    This program is free software; you can redistribute it and/or modify\n") ;
     printf ("    it under the terms of the GNU Leser General Public License as published\n") ;
diff --git a/gpio/readall.c b/gpio/readall.c
index 3812e53..d75c414 100644
--- a/gpio/readall.c
+++ b/gpio/readall.c
@@ -1,7 +1,7 @@
 /*
  * readall.c:
  *	The readall functions - getting a bit big, so split them out.
- *	Copyright (c) 2012-2024 Gordon Henderson and contributors
+ *	Copyright (c) 2012–2019 Gordon Henderson; 2019–2026 Contributors
  ***********************************************************************
  * This file is part of wiringPi:
  *	https://github.com/WiringPi/WiringPi/
diff --git a/version.h b/version.h
index 5ea1e8c..5d9ebc5 100644
--- a/version.h
+++ b/version.h
@@ -1,3 +1,3 @@
-#define VERSION "3.16"
+#define VERSION "3.18"
 #define VERSION_MAJOR 3
-#define VERSION_MINOR 16
+#define VERSION_MINOR 18
diff --git a/wiringPi/wiringPi.c b/wiringPi/wiringPi.c
index 0cc75a5..d387d1a 100644
--- a/wiringPi/wiringPi.c
+++ b/wiringPi/wiringPi.c
@@ -1,7 +1,7 @@
 /*
  * wiringPi:
  *	Arduino look-a-like Wiring library for the Raspberry Pi
- *	Copyright (c) 2012-2025 Gordon Henderson and contributors
+ *	Copyright (c) 2012–2019 Gordon Henderson; 2019–2026 Contributors
  *	Additional code for pwmSetClock by Chris Hall <chris@kchall.plus.com>
  *
  *	Thanks to code samples from Gert Jan van Loo and the
diff --git a/wiringPi/wiringPi.h b/wiringPi/wiringPi.h
index 819a58f..07cd258 100644
--- a/wiringPi/wiringPi.h
+++ b/wiringPi/wiringPi.h
@@ -1,7 +1,7 @@
 /*
  * wiringPi.h:
  *	Arduino like Wiring library for the Raspberry Pi.
- *	Copyright (c) 2012-2025 Gordon Henderson
+ *	Copyright (c) 2012–2019 Gordon Henderson; 2019–2026 Contributors
  ***********************************************************************
  * This file is part of wiringPi:
  *	https://github.com/WiringPi/WiringPi/
diff --git a/wiringPi/wiringPiI2C.c b/wiringPi/wiringPiI2C.c
index 95131c3..6ec1789 100644
--- a/wiringPi/wiringPiI2C.c
+++ b/wiringPi/wiringPiI2C.c
@@ -1,7 +1,7 @@
 /*
  * wiringPiI2C.c:
  *	Simplified I2C access routines
- *	Copyright (c) 2013-2024 Gordon Henderson and contributors
+ *	Copyright (c) 2013–2019 Gordon Henderson; 2019–2026 Contributors
  ***********************************************************************
  * This file is part of wiringPi:
  *	https://github.com/WiringPi/WiringPi/
diff --git a/wiringPi/wiringPiI2C.h b/wiringPi/wiringPiI2C.h
index 112257a..22df490 100644
--- a/wiringPi/wiringPiI2C.h
+++ b/wiringPi/wiringPiI2C.h
@@ -1,7 +1,7 @@
 /*
  * wiringPiI2C.h:
  *	Simplified I2C access routines
- *	Copyright (c) 2013-2024 Gordon Henderson and contributors
+ *	Copyright (c) 2013–2019 Gordon Henderson; 2019–2026 Contributors
  ***********************************************************************
  * This file is part of wiringPi:
  *	https://github.com/WiringPi/WiringPi/
diff --git a/wiringPi/wiringPiSPI.c b/wiringPi/wiringPiSPI.c
index e182523..840f175 100644
--- a/wiringPi/wiringPiSPI.c
+++ b/wiringPi/wiringPiSPI.c
@@ -1,7 +1,7 @@
 /*
  * wiringPiSPI.c:
  *	Simplified SPI access routines
- *	Copyright (c) 2012-2025 Gordon Henderson and contributors
+ *	Copyright (c) 2012–2019 Gordon Henderson; 2019–2026 Contributors
  ***********************************************************************
  * This file is part of wiringPi:
  *	https://github.com/WiringPi/WiringPi/
diff --git a/wiringPi/wiringPiSPI.h b/wiringPi/wiringPiSPI.h
index d60b064..aa15aa6 100644
--- a/wiringPi/wiringPiSPI.h
+++ b/wiringPi/wiringPiSPI.h
@@ -1,7 +1,7 @@
 /*
  * wiringPiSPI.h:
  *	Simplified SPI access routines
- *	Copyright (c) 2012-2025 Gordon Henderson and contributors
+ *	Copyright (c) 2012–2019 Gordon Henderson; 2019–2026 Contributors
  ***********************************************************************
  * This file is part of wiringPi:
  *	https://github.com/WiringPi/WiringPi/