diff --git a/hypopg--1.1.2.sql b/hypopg--1.1.2.sql
index 946ad5b..bafd15d 100644
--- a/hypopg--1.1.2.sql
+++ b/hypopg--1.1.2.sql
@@ -6,7 +6,7 @@
 -- complain if script is sourced in psql, rather than via CREATE EXTENSION
 \echo Use "CREATE EXTENSION hypopg" to load this file. \quit
 
-SET client_encoding = 'UTF8';
+SET LOCAL client_encoding = 'UTF8';
 
 CREATE FUNCTION hypopg_reset()
     RETURNS void
diff --git a/hypopg--2.0.0beta.sql b/hypopg--2.0.0beta.sql
index 67443ee..a68714e 100644
--- a/hypopg--2.0.0beta.sql
+++ b/hypopg--2.0.0beta.sql
@@ -6,7 +6,7 @@
 -- complain if script is sourced in psql, rather than via CREATE EXTENSION
 \echo Use "CREATE EXTENSION hypopg" to load this file. \quit
 
-SET client_encoding = 'UTF8';
+SET LOCAL client_encoding = 'UTF8';
 
 -- General functions
 --