diff --git a/app/models/block.rb b/app/models/block.rb
index 36b173c..421014a 100644
--- a/app/models/block.rb
+++ b/app/models/block.rb
@@ -192,7 +192,7 @@ class Block < ActiveRecord::Base
 
   # Override in your subclasses.
   # Define which events and context should cause the block cache to expire
-  # Possible events are: :article, :profile, :friendship, :category
+  # Possible events are: :article, :profile, :friendship, :category, :role_assignment
   # Possible contexts are: :profile, :environment
   def self.expire_on
     {
diff --git a/app/sweepers/role_assignment_sweeper.rb b/app/sweepers/role_assignment_sweeper.rb
index 0b58b96..c4dc788 100644
--- a/app/sweepers/role_assignment_sweeper.rb
+++ b/app/sweepers/role_assignment_sweeper.rb
@@ -14,19 +14,21 @@ protected
 
   def expire_caches(role_assignment)
     expire_cache(role_assignment.accessor)
-    expire_cache(role_assignment.resource) if role_assignment.resource.respond_to?(:cache_keys)
+    expire_cache(role_assignment.resource) if role_assignment.resource.kind_of?(Profile)
   end
 
   def expire_cache(profile)
     per_page = Noosfero::Constants::PROFILE_PER_PAGE
-    profile.cache_keys(:per_page => per_page).each { |ck|
-      expire_timeout_fragment(ck)
-    }
+
+    profile.cache_keys(:per_page => per_page).each { |ck| expire_timeout_fragment(ck) }
+    expire_timeout_fragment(profile.members_cache_key(:per_page => per_page))
 
     profile.blocks_to_expire_cache.each { |block|
       blocks = profile.blocks.select{|b| b.kind_of?(block)}
       BlockSweeper.expire_blocks(blocks)
     }
+
+    expire_blocks_cache(profile, [:role_assignment])
   end
 
 end
diff --git a/plugins/people_block/lib/members_block.rb b/plugins/people_block/lib/members_block.rb
index 37c025a..a68a134 100644
--- a/plugins/people_block/lib/members_block.rb
+++ b/plugins/people_block/lib/members_block.rb
@@ -47,4 +47,8 @@ class MembersBlock < PeopleBlockBase
     }
   end
 
+  def self.expire_on
+    {:profile => [:role_assignment]}
+  end
+
 end
--
libgit2 0.21.2