diff --git a/cts/schemas/test-3/ref.err/bundle-promoted-max-legacy.ref.err-4 b/cts/schemas/test-3/ref.err/bundle-promoted-max-legacy.ref.err-4
index e69de29bb2..f0d3bfa667 100644
--- a/cts/schemas/test-3/ref.err/bundle-promoted-max-legacy.ref.err-4
+++ b/cts/schemas/test-3/ref.err/bundle-promoted-max-legacy.ref.err-4
@@ -0,0 +1 @@
+WARNING: Dropping bundle resource bundle3 because rkt containers are no longer supported
diff --git a/cts/schemas/test-3/ref.err/rkt.ref.err-4 b/cts/schemas/test-3/ref.err/rkt.ref.err-4
index e69de29bb2..5a6815116d 100644
--- a/cts/schemas/test-3/ref.err/rkt.ref.err-4
+++ b/cts/schemas/test-3/ref.err/rkt.ref.err-4
@@ -0,0 +1,2 @@
+WARNING: Dropping bundle resource bundle1_drop because rkt containers are no longer supported
+WARNING: Dropping bundle resource bundle4_drop because rkt containers are no longer supported
diff --git a/xml/upgrade-3.10-4.xsl b/xml/upgrade-3.10-4.xsl
index 251ab58eeb..7eef2fafd7 100644
--- a/xml/upgrade-3.10-4.xsl
+++ b/xml/upgrade-3.10-4.xsl
@@ -1,221 +1,228 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
 <!--
  Use comments liberally as future maintainers may be unfamiliar with XSLT.
  -->
 
 <!--
  upgrade-3.10-4.xsl
 
  Guarantees after this transformation:
  * There are no nagios-class or upstart-class resources. If there were any prior
    to this transformation, they have been dropped.
  * There are no bundle resources based on rkt containers. If there were any
    prior to this transformation, they have been dropped.
  * The restart-type resource meta-attribute is not present.
  * The can_fail operation meta-attribute is not present.
  * The role_after_failure operation meta-attribute is not present.
  -->
 
 <xsl:stylesheet version="1.0"
                 xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
 
 <xsl:import href="upgrade-3.10-common.xsl"/>
 
 <!-- XSLT 1.0 lacks upper-case() and lower-case() functions -->
 <xsl:variable name="upper" select="'ABCDEFGHIJKLMNOPQRSTUVWXYZ'"/>
 <xsl:variable name="lower" select="'abcdefghijklmnopqrstuvwxyz'"/>
 
 <!-- Index all resource templates by ID -->
 <xsl:key name="template_id" match="template" use="@id"/>
 
 <!-- Copy everything unaltered by default -->
 <xsl:template match="/|@*|node()">
     <xsl:call-template name="identity"/>
 </xsl:template>
 
 
 <!-- Resources -->
 
 <!-- The following XSL templates use XPath 1.0 set intersection idioms -->
 
 <!-- Upstart-class templates -->
 <xsl:variable name="dropped_templates"
               select="//template
                       [(translate(@class, $upper, $lower) = 'nagios')
                        or (translate(@class, $upper, $lower) = 'upstart')]"/>
 
 <!-- Upstart-class primitives -->
 <xsl:variable name="dropped_primitives"
               select="//primitive
                       [(translate(@class, $upper, $lower) = 'nagios')
                        or (translate(@class, $upper, $lower) = 'upstart')
                        or (@template
                            and (count(key('template_id', @template)
                                       |$dropped_templates)
                                 = count($dropped_templates)))]"/>
 
 <!-- Groups containing only nagios- and upstart-class primitives -->
 <xsl:variable name="dropped_groups"
               select="//group[count(primitive|$dropped_primitives)
                               = count($dropped_primitives)]"/>
 
 <!-- Clones containing only nagios- and upstart-class primitives -->
 <xsl:variable name="dropped_clones"
               select="//clone[count(.//primitive|$dropped_primitives)
                               = count($dropped_primitives)]"/>
 
 <!-- All dropped resources -->
 <xsl:variable name="dropped_resources"
               select="$dropped_primitives
                       |$dropped_groups
                       |$dropped_clones
                       |//bundle[rkt]"/>
 
 <!-- Drop nagios- and upstart-class resource templates -->
 <xsl:template match="template">
     <xsl:choose>
         <xsl:when test="count(.|$dropped_templates)
                         = count($dropped_templates)">
             <xsl:call-template name="warning">
                 <xsl:with-param name="msg"
                                 select="concat('Dropping template ', @id,
                                                ' because ', @class,
                                                ' resources are no longer',
                                                ' supported')"/>
             </xsl:call-template>
         </xsl:when>
 
         <xsl:otherwise>
             <xsl:call-template name="identity"/>
         </xsl:otherwise>
     </xsl:choose>
 </xsl:template>
 
 <!-- Drop nagios- and upstart-class primitives -->
 <xsl:template match="primitive">
     <xsl:choose>
         <xsl:when test="count(.|$dropped_primitives)
                         = count($dropped_primitives)">
             <xsl:variable name="class"
                           select="@class|key('template_id', @template)/@class"/>
             <xsl:call-template name="warning">
                 <xsl:with-param name="msg"
                                 select="concat('Dropping resource ', @id,
                                                ' because ', $class,
                                                ' resources are no longer',
                                                ' supported')"/>
             </xsl:call-template>
         </xsl:when>
 
         <xsl:otherwise>
             <xsl:call-template name="identity"/>
         </xsl:otherwise>
     </xsl:choose>
 </xsl:template>
 
 <!-- Drop groups that would become empty -->
 <xsl:template match="group">
     <xsl:if test="count(.|$dropped_groups) != count($dropped_groups)">
         <xsl:call-template name="identity"/>
     </xsl:if>
 </xsl:template>
 
 <!-- Drop clones that would become empty -->
 <xsl:template match="clone">
     <xsl:if test="count(.|$dropped_clones) != count($dropped_clones)">
         <xsl:call-template name="identity"/>
     </xsl:if>
 </xsl:template>
 
 <!-- Drop rkt bundles -->
-<xsl:template match="bundle[rkt]"/>
+<xsl:template match="bundle[rkt]">
+    <xsl:call-template name="warning">
+        <xsl:with-param name="msg"
+                        select="concat('Dropping bundle resource ', @id,
+                                       ' because rkt containers are no longer',
+                                       ' supported')"/>
+    </xsl:call-template>
+</xsl:template>
 
 <!-- Drop restart-type resource meta-attribute -->
 <xsl:template match="template/meta_attributes/nvpair[@name = 'restart-type']
                      |primitive/meta_attributes/nvpair[@name = 'restart-type']
                      |group/meta_attributes/nvpair[@name = 'restart-type']
                      |clone/meta_attributes/nvpair[@name = 'restart-type']
                      |bundle/meta_attributes/nvpair[@name = 'restart-type']
                      |rsc_defaults/meta_attributes/nvpair
                          [@name = 'restart-type']"/>
 
 <!-- Drop can_fail operation meta-attribute -->
 <xsl:template match="op/meta_attributes/nvpair[@name = 'can_fail']
                      |op_defaults/meta_attributes/nvpair[@name = 'can_fail']"/>
 
 <!-- Drop role_after_failure operation meta-attribute -->
 <xsl:template match="op/meta_attributes/nvpair[@name = 'role_after_failure']
                      |op_defaults/meta_attributes/nvpair
                          [@name = 'role_after_failure']"/>
 
 
 <!-- Constraints -->
 
 <!-- Drop resource refs that refer to dropped resources -->
 <xsl:variable name="dropped_resource_refs"
               select="//resource_ref[@id = $dropped_resources/@id]"/>
 
 <xsl:template match="resource_ref">
     <xsl:if test="count(.|$dropped_resource_refs)
                   != count($dropped_resource_refs)">
         <xsl:call-template name="identity"/>
     </xsl:if>
 </xsl:template>
 
 <!-- Drop resource sets that would become empty -->
 <xsl:variable name="dropped_resource_sets"
               select="//resource_set
                       [count(resource_ref|$dropped_resource_refs)
                        = count($dropped_resource_refs)]"/>
 
 <xsl:template match="resource_set">
     <xsl:if test="count(.|$dropped_resource_sets)
                   != count($dropped_resource_sets)">
         <xsl:call-template name="identity"/>
     </xsl:if>
 </xsl:template>
 
 <!-- Drop constraints that would contain no valid resource references -->
 <xsl:template match="rsc_location|rsc_ticket">
     <xsl:choose>
         <xsl:when test="@rsc = $dropped_resources/@id"/>
 
         <!-- The constraint contained resource sets, and they're all dropped -->
         <xsl:when test="resource_set
                         and (count(resource_set|$dropped_resource_sets)
                              = count($dropped_resource_sets))"/>
 
         <xsl:otherwise>
             <xsl:call-template name="identity"/>
         </xsl:otherwise>
     </xsl:choose>
 </xsl:template>
 
 <xsl:template match="rsc_colocation">
     <xsl:choose>
         <xsl:when test="@rsc = $dropped_resources/@id"/>
         <xsl:when test="@with-rsc = $dropped_resources/@id"/>
         <xsl:when test="resource_set
                         and (count(resource_set|$dropped_resource_sets)
                              = count($dropped_resource_sets))"/>
         <xsl:otherwise>
             <xsl:call-template name="identity"/>
         </xsl:otherwise>
     </xsl:choose>
 </xsl:template>
 
 <xsl:template match="rsc_order">
     <xsl:choose>
         <xsl:when test="@first = $dropped_resources/@id"/>
         <xsl:when test="@then = $dropped_resources/@id"/>
         <xsl:when test="resource_set
                         and (count(resource_set|$dropped_resource_sets)
                              = count($dropped_resource_sets))"/>
         <xsl:otherwise>
             <xsl:call-template name="identity"/>
         </xsl:otherwise>
     </xsl:choose>
 </xsl:template>
 
 </xsl:stylesheet>