diff --git a/ctags/Makefile.am b/ctags/Makefile.am
index 1bae64c0..342d1441 100644
--- a/ctags/Makefile.am
+++ b/ctags/Makefile.am
@@ -83,6 +83,8 @@ libctags_la_SOURCES = \
 	main/ptrarray.h \
 	main/read.c \
 	main/read.h \
+	main/repoinfo.c \
+	main/repoinfo.h \
 	main/routines.c \
 	main/routines.h \
 	main/sort.c \
diff --git a/ctags/main/ctags.h b/ctags/main/ctags.h
index ed367a72..64faea5b 100644
--- a/ctags/main/ctags.h
+++ b/ctags/main/ctags.h
@@ -14,12 +14,21 @@
 /*
 *   MACROS
 */
-#ifndef PROGRAM_VERSION
-# define PROGRAM_VERSION "5.0.1"
+#if defined (HAVE_CONFIG_H)
+# define PROGRAM_VERSION PACKAGE_VERSION
+#else
+# define PROGRAM_VERSION "0.0.0"
 #endif
-#define PROGRAM_NAME    "Exuberant Ctags"
-#define PROGRAM_URL     "http://ctags.sourceforge.net"
-#define AUTHOR_NAME     "Darren Hiebert"
-#define AUTHOR_EMAIL    "darren@hiebert.com"
+#define PROGRAM_NAME      "Universal Ctags"
+#define PROGRAM_URL       "https://ctags.io/"
+#define PROGRAM_COPYRIGHT "Copyright (C) 2015"
+#define AUTHOR_NAME       "Universal Ctags Team"
+
+/*
+ * Constant
+ */
+extern const char* ctags_repoinfo;
+#define CTAGS_FIELD_PREFIX "UCTAGS"
+
 
 #endif	/* CTAGS_MAIN_CTAGS_H */
diff --git a/ctags/main/entry.c b/ctags/main/entry.c
index 27082476..78e149c3 100644
--- a/ctags/main/entry.c
+++ b/ctags/main/entry.c
@@ -149,7 +149,7 @@ static void addPseudoTags (void)
 		writePseudoTag ("TAG_FILE_FORMAT", format, formatComment);
 		writePseudoTag ("TAG_FILE_SORTED", Option.sorted ? "1":"0",
 					   "0=unsorted, 1=sorted");
-		writePseudoTag ("TAG_PROGRAM_AUTHOR",   AUTHOR_NAME,  AUTHOR_EMAIL);
+		writePseudoTag ("TAG_PROGRAM_AUTHOR",   AUTHOR_NAME,  "");
 		writePseudoTag ("TAG_PROGRAM_NAME",     PROGRAM_NAME, "");
 		writePseudoTag ("TAG_PROGRAM_URL",      PROGRAM_URL,  "official site");
 		writePseudoTag ("TAG_PROGRAM_VERSION",  PROGRAM_VERSION, "");
diff --git a/ctags/main/repoinfo.c b/ctags/main/repoinfo.c
new file mode 100644
index 00000000..c28e5b91
--- /dev/null
+++ b/ctags/main/repoinfo.c
@@ -0,0 +1,12 @@
+#include "general.h"
+#include "ctags.h"
+
+#ifdef HAVE_REPOINFO_H
+#include "main/repoinfo.h"
+#endif
+
+#ifndef CTAGS_REPOINFO
+#define CTAGS_REPOINFO ((char*)0)
+#endif
+
+const char* ctags_repoinfo = CTAGS_REPOINFO;
diff --git a/ctags/main/repoinfo.h b/ctags/main/repoinfo.h
new file mode 100644
index 00000000..a097dce5
--- /dev/null
+++ b/ctags/main/repoinfo.h
@@ -0,0 +1 @@
+#define CTAGS_REPOINFO "ff6491f"