diff --git a/postgresql/defaults/main.yml b/postgresql/defaults/main.yml
index 0b901f63..14f324b6 100644
--- a/postgresql/defaults/main.yml
+++ b/postgresql/defaults/main.yml
@@ -39,9 +39,9 @@ psql_sysctl_kernel_sharedmem_parameters:
   - { name: 'kernel.shmall', value: '2097152' }
 
 postgresql_pkgs:
-  - postgresql-'{{ psql_version }}'
-  - postgresql-contrib-'{{ psql_version }}'  
-  - postgresql-client-'{{ psql_version }}'
+  - 'postgresql-{{ psql_version }}'
+  - 'postgresql-contrib-{{ psql_version }}'  
+  - 'postgresql-client-{{ psql_version }}'
   - pgtop
 
 psql_db_name: db_name
@@ -52,7 +52,7 @@ psql_db_pwd: "We cannot save the password into the repository. Use another varia
 postgres_install_gis_extensions: False
 postgres_gis_version: 2.1
 postgres_gis_pkgs:
-  - postgresql-'{{ psql_version }}'-postgis-'{{ postgres_gis_version }}'
+  - 'postgresql-{{ psql_version }}-postgis-{{ postgres_gis_version }}'
 
 
 pg_backup_enabled: True
diff --git a/tomcat/defaults/main.yml b/tomcat/defaults/main.yml
index 0b271416..04c7d123 100644
--- a/tomcat/defaults/main.yml
+++ b/tomcat/defaults/main.yml
@@ -3,9 +3,9 @@ tomcat_version: 7
 tomcat_pkg_state: installed
 tomcat_service_enabled: True
 tomcat_pkgs:
-  - tomcat'{{ tomcat_version }}'
-  - libtomcat'{{ tomcat_version }}'-java
-  - tomcat'{{ tomcat_version }}'-common
+  - 'tomcat{{ tomcat_version }}'
+  - 'libtomcat{{ tomcat_version }}-java'
+  - 'tomcat{{ tomcat_version }}-common'
   - libapr1
 tomcat_user: tomcat7
 tomcat_max_threads: 200
@@ -31,7 +31,7 @@ tomcat_ajp_address: 127.0.0.1
 # Disable the shutdown port by default
 #tomcat_shutdown_port: 8005
 tomcat_shutdown_port: -1
-tomcat_shutdown_pwd: "{{ lookup('password', '/tmp/passwordfile chars=ascii_letters,digits,hexdigits,punctuation') }}"
+tomcat_shutdown_pwd: "{{ lookup('password', '/tmp/passwordfile chars=ascii_letters,digits,hexdigits') }}"
 tomcat_restart_timeout: 300
 tomcat_catalina_home_dir: '/usr/share/tomcat{{ tomcat_version }}'
 tomcat_catalina_base_dir: '/var/lib/tomcat{{ tomcat_version }}'
diff --git a/tomcat/tasks/tomcat-pkgs.yml b/tomcat/tasks/tomcat-pkgs.yml
index 45896f21..1efbd42b 100644
--- a/tomcat/tasks/tomcat-pkgs.yml
+++ b/tomcat/tasks/tomcat-pkgs.yml
@@ -1,7 +1,7 @@
 ---
 - name: Install the tomcat packages
   apt: pkg={{ item }} state={{ tomcat_pkg_state }}
-  with_items: tomcat_pkgs
+  with_items: '{{ tomcat_pkgs }}'
   tags: tomcat
 
 - name: Create the tomcat tmp directory