diff --git a/postgresql/defaults/main.yml b/postgresql/defaults/main.yml
index c81ff575..7b2b3734 100644
--- a/postgresql/defaults/main.yml
+++ b/postgresql/defaults/main.yml
@@ -9,7 +9,7 @@ postgresql_random_page_cost: 1.5
 postgresql_effective_cache_size: "{{ (ansible_memtotal_mb * 0.5) | int }}MB"
 
 # PostgreSQL version
-postgresql_version: '9.6'
+postgresql_version: ''
 
 # Set locales
 locales_default: fr_FR.UTF-8