diff --git a/modules/packages/manifests/perl.pp b/modules/packages/manifests/perl.pp
index d6c628c..1bdb839 100644
--- a/modules/packages/manifests/perl.pp
+++ b/modules/packages/manifests/perl.pp
@@ -74,6 +74,7 @@
                 "perl-Proc-PID-File",
                 "perl-Log-Dispatch",
                 "perl-REST-Client",
+                "perl-Postal-US-State",
                 "htmldoc",
               ]:
         ensure => installed,