diff --git a/contrib/earthdistance/Makefile b/contrib/earthdistance/Makefile
index f93b7a925a..0cf3fa379a 100644
--- a/contrib/earthdistance/Makefile
+++ b/contrib/earthdistance/Makefile
@@ -3,7 +3,8 @@
 MODULES = earthdistance
 
 EXTENSION = earthdistance
-DATA = earthdistance--1.1.sql earthdistance--1.0--1.1.sql
+DATA = earthdistance--1.1.sql earthdistance--1.0--1.1.sql \
+	earthdistance--1.1--1.2.sql
 PGFILEDESC = "earthdistance - calculate distances on the surface of the Earth"
 
 REGRESS = earthdistance
diff --git a/contrib/earthdistance/earthdistance--1.1--1.2.sql b/contrib/earthdistance/earthdistance--1.1--1.2.sql
new file mode 100644
index 0000000000..7c895e2204
--- /dev/null
+++ b/contrib/earthdistance/earthdistance--1.1--1.2.sql
@@ -0,0 +1,57 @@
+/* contrib/earthdistance/earthdistance--1.1--1.2.sql */
+
+-- complain if script is sourced in psql, rather than via ALTER EXTENSION
+\echo Use "ALTER EXTENSION earthdistance UPDATE TO '1.2'" to load this file. \quit
+
+CREATE OR REPLACE FUNCTION earth() RETURNS float8
+LANGUAGE SQL IMMUTABLE PARALLEL SAFE
+RETURN '6378168'::float8;
+
+CREATE OR REPLACE FUNCTION sec_to_gc(float8)
+RETURNS float8
+LANGUAGE SQL
+IMMUTABLE STRICT
+PARALLEL SAFE
+RETURN CASE WHEN $1 < 0 THEN 0::float8 WHEN $1/(2*earth()) > 1 THEN pi()*earth() ELSE 2*earth()*asin($1/(2*earth())) END;
+
+CREATE OR REPLACE FUNCTION gc_to_sec(float8)
+RETURNS float8
+LANGUAGE SQL
+IMMUTABLE STRICT
+PARALLEL SAFE
+RETURN CASE WHEN $1 < 0 THEN 0::float8 WHEN $1/earth() > pi() THEN 2*earth() ELSE 2*earth()*sin($1/(2*earth())) END;
+
+CREATE OR REPLACE FUNCTION ll_to_earth(float8, float8)
+RETURNS earth
+LANGUAGE SQL
+IMMUTABLE STRICT
+PARALLEL SAFE
+RETURN cube(cube(cube(earth()*cos(radians($1))*cos(radians($2))),earth()*cos(radians($1))*sin(radians($2))),earth()*sin(radians($1)))::earth;
+
+CREATE OR REPLACE FUNCTION latitude(earth)
+RETURNS float8
+LANGUAGE SQL
+IMMUTABLE STRICT
+PARALLEL SAFE
+RETURN CASE WHEN cube_ll_coord($1, 3)/earth() < -1 THEN -90::float8 WHEN cube_ll_coord($1, 3)/earth() > 1 THEN 90::float8 ELSE degrees(asin(cube_ll_coord($1, 3)/earth())) END;
+
+CREATE OR REPLACE FUNCTION longitude(earth)
+RETURNS float8
+LANGUAGE SQL
+IMMUTABLE STRICT
+PARALLEL SAFE
+RETURN degrees(atan2(cube_ll_coord($1, 2), cube_ll_coord($1, 1)));
+
+CREATE OR REPLACE FUNCTION earth_distance(earth, earth)
+RETURNS float8
+LANGUAGE SQL
+IMMUTABLE STRICT
+PARALLEL SAFE
+RETURN sec_to_gc(cube_distance($1, $2));
+
+CREATE OR REPLACE FUNCTION earth_box(earth, float8)
+RETURNS cube
+LANGUAGE SQL
+IMMUTABLE STRICT
+PARALLEL SAFE
+RETURN cube_enlarge($1, gc_to_sec($2), 3);
diff --git a/contrib/earthdistance/earthdistance.control b/contrib/earthdistance/earthdistance.control
index 5816d22cdd..de2465d487 100644
--- a/contrib/earthdistance/earthdistance.control
+++ b/contrib/earthdistance/earthdistance.control
@@ -1,6 +1,6 @@
 # earthdistance extension
 comment = 'calculate great-circle distances on the surface of the Earth'
-default_version = '1.1'
+default_version = '1.2'
 module_pathname = '$libdir/earthdistance'
 relocatable = true
 requires = 'cube'