diff --git a/src/pg/test/expected/01_install_test.out b/src/pg/test/expected/01_install_test.out
index 50dd883..9c82e7c 100644
--- a/src/pg/test/expected/01_install_test.out
+++ b/src/pg/test/expected/01_install_test.out
@@ -1,4 +1,5 @@
 -- Install dependencies
 CREATE EXTENSION postgis;
+CREATE EXTENSION postgres_fdw;
 -- Install the extension
 CREATE EXTENSION observatory VERSION 'dev';
diff --git a/src/pg/test/sql/01_install_test.sql b/src/pg/test/sql/01_install_test.sql
index 5092272..781b0ae 100644
--- a/src/pg/test/sql/01_install_test.sql
+++ b/src/pg/test/sql/01_install_test.sql
@@ -1,5 +1,6 @@
 -- Install dependencies
 CREATE EXTENSION postgis;
+CREATE EXTENSION postgres_fdw;
 
 -- Install the extension
 CREATE EXTENSION observatory VERSION 'dev';