Bump copyright dates for 2014.
diff --git a/COPYING b/COPYING
index ddd3c01..430673b 100644
--- a/COPYING
+++ b/COPYING
@@ -1,4 +1,4 @@
-Yasm is Copyright (c) 2001-2010 Peter Johnson and other Yasm developers.
+Yasm is Copyright (c) 2001-2014 Peter Johnson and other Yasm developers.
 
 Yasm developers and/or contributors include:
   Peter Johnson
diff --git a/frontends/yasm/yasm.c b/frontends/yasm/yasm.c
index 76353fc..4435854 100644
--- a/frontends/yasm/yasm.c
+++ b/frontends/yasm/yasm.c
@@ -214,7 +214,7 @@
 /*@observer@*/ static const char *version_msg[] = {
     PACKAGE_STRING,
     "Compiled on " __DATE__ ".",
-    "Copyright (c) 2001-2011 Peter Johnson and other Yasm developers.",
+    "Copyright (c) 2001-2014 Peter Johnson and other Yasm developers.",
     "Run yasm --license for licensing overview and summary."
 };