diff --git a/manifests/wsgi/apache_api.pp b/manifests/wsgi/apache_api.pp
index b27cac20..492c270c 100644
--- a/manifests/wsgi/apache_api.pp
+++ b/manifests/wsgi/apache_api.pp
@@ -85,6 +85,10 @@
 #     (optional) Name of the WSGI process display-name.
 #     Defaults to undef
 #
+#   [*vhost_custom_fragment*]
+#     (optional) Additional vhost configuration, if applicable.
+#     Defaults to undef
+#
 # == Dependencies
 #
 #   requires Class['apache'] & Class['heat']
@@ -116,6 +120,7 @@ class heat::wsgi::apache_api (
   $error_log_file              = undef,
   $custom_wsgi_process_options = {},
   $wsgi_process_display_name   = undef,
+  $vhost_custom_fragment       = undef,
 ) {
   heat::wsgi::apache { 'api':
     port                        => $port,
@@ -138,5 +143,6 @@ class heat::wsgi::apache_api (
     access_log_format           => $access_log_format,
     error_log_file              => $error_log_file,
     wsgi_process_display_name   => $wsgi_process_display_name,
+    vhost_custom_fragment       => $vhost_custom_fragment,
   }
 }
diff --git a/releasenotes/notes/heat_api_vhost_fragment-6d69d09e3d4b4482.yaml b/releasenotes/notes/heat_api_vhost_fragment-6d69d09e3d4b4482.yaml
new file mode 100644
index 00000000..c522ec63
--- /dev/null
+++ b/releasenotes/notes/heat_api_vhost_fragment-6d69d09e3d4b4482.yaml
@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    vhost_custom_fragment was added to heat::wsgi::apache_api so one can
+    configure custom fragments for the Heat API vhost.
diff --git a/spec/classes/heat_wsgi_apache_api_spec.rb b/spec/classes/heat_wsgi_apache_api_spec.rb
index 3ddc89e6..fd2a7373 100644
--- a/spec/classes/heat_wsgi_apache_api_spec.rb
+++ b/spec/classes/heat_wsgi_apache_api_spec.rb
@@ -19,6 +19,7 @@ describe 'heat::wsgi::apache_api' do
         :ssl_crl_path                => nil,
         :ssl_certs_dir               => nil,
         :wsgi_process_display_name   => nil,
+        :vhost_custom_fragment       => nil,
         :threads                     => 1,
         :priority                    => 10,
         :custom_wsgi_process_options => {},