diff --git a/deps/geohash-int/geohash.c b/deps/geohash-int/geohash.c
index e797fbc8..f2b6a8de 100644
--- a/deps/geohash-int/geohash.c
+++ b/deps/geohash-int/geohash.c
@@ -1,6 +1,7 @@
 /*
  * Copyright (c) 2013-2014, yinqiwen <yinqiwen@gmail.com>
  * Copyright (c) 2014, Matt Stancliff <matt@genges.com>.
+ * Copyright (c) 2015, Salvatore Sanfilippo <antirez@gmail.com>.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
diff --git a/deps/geohash-int/geohash.h b/deps/geohash-int/geohash.h
index 2bf1f5df..5e76c249 100644
--- a/deps/geohash-int/geohash.h
+++ b/deps/geohash-int/geohash.h
@@ -1,6 +1,7 @@
 /*
  * Copyright (c) 2013-2014, yinqiwen <yinqiwen@gmail.com>
  * Copyright (c) 2014, Matt Stancliff <matt@genges.com>.
+ * Copyright (c) 2015, Salvatore Sanfilippo <antirez@gmail.com>.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
diff --git a/deps/geohash-int/geohash_helper.c b/deps/geohash-int/geohash_helper.c
index 88a972b4..4c3762fa 100644
--- a/deps/geohash-int/geohash_helper.c
+++ b/deps/geohash-int/geohash_helper.c
@@ -1,6 +1,7 @@
 /*
  * Copyright (c) 2013-2014, yinqiwen <yinqiwen@gmail.com>
  * Copyright (c) 2014, Matt Stancliff <matt@genges.com>.
+ * Copyright (c) 2015, Salvatore Sanfilippo <antirez@gmail.com>.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
diff --git a/deps/geohash-int/geohash_helper.h b/deps/geohash-int/geohash_helper.h
index 70c6b209..bff111db 100644
--- a/deps/geohash-int/geohash_helper.h
+++ b/deps/geohash-int/geohash_helper.h
@@ -1,6 +1,7 @@
 /*
  * Copyright (c) 2013-2014, yinqiwen <yinqiwen@gmail.com>
  * Copyright (c) 2014, Matt Stancliff <matt@genges.com>.
+ * Copyright (c) 2015, Salvatore Sanfilippo <antirez@gmail.com>.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
diff --git a/src/geo.c b/src/geo.c
index 91cfb15a..66c17a11 100644
--- a/src/geo.c
+++ b/src/geo.c
@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2014, Matt Stancliff <matt@genges.com>.
+ * Copyright (c) 2015, Salvatore Sanfilippo <antirez@gmail.com>.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without