diff --git a/puppet/Puppetfile b/puppet/Puppetfile
index 7ed4b40dc..a9cda65c5 100644
--- a/puppet/Puppetfile
+++ b/puppet/Puppetfile
@@ -1,8 +1,10 @@
 moduledir 'external_modules'
 
+mod 'camptocamp/augeas', '1.9.0'
 mod 'citrin/htpasswd', '1.0.1'
 mod 'claranet/timezone', '2.0.1'
 mod 'golja/gnupg', '1.2.3'
+mod 'puppet/alternatives', '4.2.0'
 mod 'puppet/archive', '6.1.1'
 mod 'puppet/augeasproviders_core', '3.2.0'
 mod 'puppet/augeasproviders_mounttab', '3.0.0'
@@ -16,6 +18,7 @@ mod 'puppet/letsencrypt', '9.2.0'
 mod 'puppet/mosquitto', '1.2.0'
 mod 'puppet/nodejs', '9.0.1'
 mod 'puppet/pbuilder', '1.0.0'
+mod 'puppet/postfix', '3.1.0'
 mod 'puppet/redis', '8.8.0'
 mod 'puppet/rvm', '2.0.0'
 mod 'puppet/selinux', '3.4.1'
diff --git a/puppet/check_dependencies b/puppet/check_dependencies
index 8f346449b..70988e96d 100755
--- a/puppet/check_dependencies
+++ b/puppet/check_dependencies
@@ -67,6 +67,7 @@ SemanticPuppet::Dependency.add_source(local_source)
 # These should be soft dependencies
 provided = {
   'puppet/zypprepo' => '3.1.0', # puppet/jenkins
+  'puppetlabs/augeas_core' => '1.3.0', # camptocamp/augeas
   'theforeman/dhcp' => '8.0.0', # theforeman/foreman_proxy
   'theforeman/dns' => '9.0.0', # theforeman/foreman_proxy
 }