diff --git a/elements/glance/os-config-applier/etc/glance/glance-api.conf b/elements/glance/os-config-applier/etc/glance/glance-api.conf
index 38f947b7b..18d21c5a3 100644
--- a/elements/glance/os-config-applier/etc/glance/glance-api.conf
+++ b/elements/glance/os-config-applier/etc/glance/glance-api.conf
@@ -153,3 +153,19 @@ auth_uri = http://{{keystone.host}}:5000/v2.0
 
 [paste_deploy]
 flavor = keystone
+
+# Passthrough configuration support
+{{#glance-api}}
+{{#config}}
+[{{{section}}}]
+{{#values}}
+{{#comment}}
+# {{{.}}}
+{{/comment}}
+{{#option}}
+{{{option}}} = {{{value}}}
+{{/option}}
+{{/values}}
+
+{{/config}}
+{{/glance-api}}
diff --git a/elements/glance/os-config-applier/etc/glance/glance-cache.conf b/elements/glance/os-config-applier/etc/glance/glance-cache.conf
index e0a86ba36..7f695be15 100644
--- a/elements/glance/os-config-applier/etc/glance/glance-cache.conf
+++ b/elements/glance/os-config-applier/etc/glance/glance-cache.conf
@@ -40,3 +40,19 @@ s3_store_access_key = <20-char AWS access key>
 s3_store_secret_key = <40-char AWS secret key>
 s3_store_bucket = <lowercased 20-char aws access key>glance
 s3_store_create_bucket_on_put = False
+
+# Passthrough configuration support
+{{#glance-cache}}
+{{#config}}
+[{{{section}}}]
+{{#values}}
+{{#comment}}
+# {{{.}}}
+{{/comment}}
+{{#option}}
+{{{option}}} = {{{value}}}
+{{/option}}
+{{/values}}
+
+{{/config}}
+{{/glance-cache}}
diff --git a/elements/glance/os-config-applier/etc/glance/glance-registry.conf b/elements/glance/os-config-applier/etc/glance/glance-registry.conf
index c5139221e..b0e303c5e 100644
--- a/elements/glance/os-config-applier/etc/glance/glance-registry.conf
+++ b/elements/glance/os-config-applier/etc/glance/glance-registry.conf
@@ -51,3 +51,19 @@ auth_uri = http://{{keystone.host}}:5000/v2.0
 
 [paste_deploy]
 flavor = keystone
+
+# Passthrough configuration support
+{{#glance-registry}}
+{{#config}}
+[{{{section}}}]
+{{#values}}
+{{#comment}}
+# {{{.}}}
+{{/comment}}
+{{#option}}
+{{{option}}} = {{{value}}}
+{{/option}}
+{{/values}}
+
+{{/config}}
+{{/glance-registry}}
diff --git a/elements/glance/os-config-applier/etc/glance/glance-scrubber.conf b/elements/glance/os-config-applier/etc/glance/glance-scrubber.conf
index 0a961dc98..8d25f670e 100644
--- a/elements/glance/os-config-applier/etc/glance/glance-scrubber.conf
+++ b/elements/glance/os-config-applier/etc/glance/glance-scrubber.conf
@@ -42,3 +42,19 @@ registry_host = 0.0.0.0
 
 # Port the registry server is listening on
 registry_port = 9191
+
+# Passthrough configuration support
+{{#glance-scrubber}}
+{{#config}}
+[{{{section}}}]
+{{#values}}
+{{#comment}}
+# {{{.}}}
+{{/comment}}
+{{#option}}
+{{{option}}} = {{{value}}}
+{{/option}}
+{{/values}}
+
+{{/config}}
+{{/glance-scrubber}}