diff --git a/defaults/main.yml b/defaults/main.yml
index f72fe31..caf7a10 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -123,9 +123,9 @@ psql_db_pwd: "We cannot save the password into the repository. Use another varia
 #
 # Those need to be installed on the postgresql server.
 #
-pgpool_fixed_version: '4.1.4'
+pgpool_fixed_version: '=4.1.4-2.pgdg18.04+1'
 postgresql_pgpool_pkgs:
-  - 'postgresql-{{ psql_version }}-pgpool2={{ pgpool_fixed_version }}'
+  - 'postgresql-{{ psql_version }}-pgpool2{{ pgpool_fixed_version }}'
 
 #psql_db_data:
   # Example of line needed to create a db, create the user that owns the db, manage the db accesses (used by iptables too). All the fields are mandatory.
@@ -138,7 +138,7 @@ postgresql_pgpool_pkgs:
 
 # pgpool-II
 pgpool_pkgs:
-  - 'pgpool2={{ pgpool_fixed_version }}'
+  - 'pgpool2{{ pgpool_fixed_version }}'
   - iputils-arping
 
 pgpool_el_pkgs: