diff --git a/package.xml b/package.xml
index bde3145..2d2df07 100644
--- a/package.xml
+++ b/package.xml
@@ -41,9 +41,9 @@
   <email>remi@php.net</email>
   <active>yes</active>
  </developer>
- <date>2019-01-14</date>
+ <date>2020-01-18</date>
  <version>
-  <release>2.1.5</release>
+  <release>2.1.6</release>
   <api>2.1.0</api>
  </version>
  <stability>
@@ -52,7 +52,9 @@
  </stability>
  <license uri="http://copyfree.org/content/standard/licenses/2bsd/license.txt">BSD-2-Clause</license>
  <notes><![CDATA[
-* Fix PHP-7.3 compatibility
+  * Fix PgSQL-12 compatibility
+  * Fix PHP-7.4 compatibility
+  * Fix empty arrays parsing (Dmitry Simushev)
 ]]></notes>
  <contents>
   <dir name="/">
diff --git a/php_pq.h b/php_pq.h
index 7d7f267..a76cddd 100644
--- a/php_pq.h
+++ b/php_pq.h
@@ -14,7 +14,7 @@
 #ifndef PHP_PQ_H
 #define PHP_PQ_H
 
-#define PHP_PQ_VERSION "2.2.0dev"
+#define PHP_PQ_VERSION "2.1.6"
 
 #ifdef PHP_WIN32
 #	define PHP_PQ_API __declspec(dllexport)