diff --git a/solanaceae/contact/components.hpp b/solanaceae/contact/components.hpp
index 5828f55..f55d803 100644
--- a/solanaceae/contact/components.hpp
+++ b/solanaceae/contact/components.hpp
@@ -45,6 +45,9 @@ namespace Contact::Components {
 
 	// (display)alias
 
+	// tag to signify a avatar change, and the texture needs to be reloaded
+	struct TagAvatarInvalidate {};
+
 	struct AvatarMemory {
 		// RGBA
 		std::vector<uint8_t> data;
diff --git a/solanaceae/contact/components_id.inl b/solanaceae/contact/components_id.inl
index 32f9e58..c9eea7b 100644
--- a/solanaceae/contact/components_id.inl
+++ b/solanaceae/contact/components_id.inl
@@ -22,6 +22,7 @@ DEFINE_COMP_ID(Contact::Components::Parent)
 DEFINE_COMP_ID(Contact::Components::ParentOf)
 DEFINE_COMP_ID(Contact::Components::ContactModel)
 DEFINE_COMP_ID(Contact::Components::Name)
+DEFINE_COMP_ID(Contact::Components::TagAvatarInvalidate)
 DEFINE_COMP_ID(Contact::Components::AvatarMemory)
 DEFINE_COMP_ID(Contact::Components::AvatarFile)
 DEFINE_COMP_ID(Contact::Components::ConnectionState)