diff --git a/Makefile b/Makefile
index 3689a65..cafb35c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # cartodb/Makefile
 
 EXTENSION = cartodb
-EXTVERSION = 0.16.3
+EXTVERSION = 0.16.4
 
 SED = sed
 
@@ -70,6 +70,7 @@ UPGRADABLE = \
   0.16.1 \
   0.16.2 \
   0.16.3 \
+  0.16.4 \
   $(EXTVERSION)dev \
   $(EXTVERSION)next \
   $(END)
diff --git a/NEWS.md b/NEWS.md
index e2c3027..1f2d474 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,3 +1,17 @@
+0.16.4 (2016-05-27)
+-------------------
+
+* Change CDB_ZoomFromScale() to use a formula and raise
+  maximum overview level from 23 to 29.
+  [#259](https://github.com/CartoDB/cartodb-postgresql/pull/259)
+
+* Fix bug in overview creating causing it to fail when `x` or
+  `y` columns exist with non-integer type. Prevent also
+  potential integer overflows limiting maximum overview level
+  to 23.
+  [#258](https://github.com/CartoDB/cartodb-postgresql/pull/258)
+
+
 0.16.3 (2016-05-09)
 -------------------