diff --git a/crates/carddav/src/principal/mod.rs b/crates/carddav/src/principal/mod.rs
index 6901b13..1aba8f0 100644
--- a/crates/carddav/src/principal/mod.rs
+++ b/crates/carddav/src/principal/mod.rs
@@ -26,6 +26,9 @@ pub struct PrincipalResource {
     principal: String,
 }
 
+#[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone)]
+pub struct AddressbookHomeSet(#[xml(ty = "untagged", flatten)] Vec<HrefElement>);
+
 #[derive(XmlDeserialize, XmlSerialize, PartialEq, Clone, EnumVariants, EnumUnitVariants)]
 #[xml(unit_variants_ident = "PrincipalPropName")]
 pub enum PrincipalProp {
@@ -39,7 +42,7 @@ pub enum PrincipalProp {
 
     // CardDAV (RFC 6352)
     #[xml(ns = "rustical_dav::namespace::NS_CARDDAV")]
-    AddressbookHomeSet(HrefElement),
+    AddressbookHomeSet(AddressbookHomeSet),
     #[xml(ns = "rustical_dav::namespace::NS_CARDDAV")]
     PrincipalAddress(Option<HrefElement>),
 }
@@ -83,6 +86,14 @@ impl Resource for PrincipalResource {
     ) -> Result<Self::Prop, Self::Error> {
         let principal_href = HrefElement::new(Self::get_principal_url(rmap, &self.principal));
 
+        let home_set = AddressbookHomeSet(
+            user.memberships()
+                .into_iter()
+                .map(|principal| Self::get_url(rmap, vec![principal]).unwrap())
+                .map(HrefElement::new)
+                .collect(),
+        );
+
         Ok(match prop {
             PrincipalPropWrapperName::Principal(prop) => {
                 PrincipalPropWrapper::Principal(match prop {
@@ -91,7 +102,7 @@ impl Resource for PrincipalResource {
                     }
                     PrincipalPropName::PrincipalUrl => PrincipalProp::PrincipalUrl(principal_href),
                     PrincipalPropName::AddressbookHomeSet => {
-                        PrincipalProp::AddressbookHomeSet(principal_href)
+                        PrincipalProp::AddressbookHomeSet(home_set)
                     }
                     PrincipalPropName::PrincipalAddress => PrincipalProp::PrincipalAddress(None),
                 })