diff --git a/crates/caldav/src/calendar/resource.rs b/crates/caldav/src/calendar/resource.rs
index 4184c46..fa37258 100644
--- a/crates/caldav/src/calendar/resource.rs
+++ b/crates/caldav/src/calendar/resource.rs
@@ -39,7 +39,9 @@ pub struct CalendarResourceService<C: CalendarStore + ?Sized> {
 )]
 pub enum CalendarProp {
     // WebDAV (RFC 2518)
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     Displayname(Option<String>),
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     Getcontenttype(String),
 
     // WebDav Push
@@ -47,24 +49,24 @@ pub enum CalendarProp {
     // in DAVx5 yet
     // https://github.com/bitfireAT/webdav-push/commit/461259a2f2174454b2b00033419b11fac52b79e3
     #[xml(skip_deserializing)]
-    // #[serde(rename = "P:push-transports", alias = "push-transports")]
+    #[xml(ns = "rustical_dav::namespace::NS_DAVPUSH")]
     Transports(Transports),
     Topic(String),
 
     // CalDAV (RFC 4791)
-    // #[serde(rename = "IC:calendar-color", alias = "calendar-color")]
+    #[xml(ns = "rustical_dav::namespace::NS_ICAL")]
     CalendarColor(Option<String>),
-    // #[serde(rename = "C:calendar-description", alias = "calendar-description")]
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
     CalendarDescription(Option<String>),
-    // #[serde(rename = "C:calendar-timezone", alias = "calendar-timezone")]
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
     CalendarTimezone(Option<String>),
-    // #[serde(rename = "IC:calendar-order", alias = "calendar-order")]
+    #[xml(ns = "rustical_dav::namespace::NS_ICAL")]
     CalendarOrder(Option<i64>),
-    // #[serde(rename = "C:supported-calendar-component-set")]
     // TODO: Re-add
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
     #[xml(skip_deserializing)]
     SupportedCalendarComponentSet(SupportedCalendarComponentSet),
-    // #[serde(rename = "C:supported-calendar-data")]
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
     #[xml(skip_deserializing)]
     SupportedCalendarData(SupportedCalendarData),
     MaxResourceSize(i64),
@@ -72,12 +74,13 @@ pub enum CalendarProp {
     SupportedReportSet(SupportedReportSet),
 
     // Collection Synchronization (RFC 6578)
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     SyncToken(String),
 
     // CalendarServer
-    // #[serde(rename = "CS:getctag", alias = "getctag")]
+    #[xml(ns = "rustical_dav::namespace::NS_CALENDARSERVER")]
     Getctag(String),
-    // #[serde(rename = "CS:source", alias = "source")]
+    #[xml(ns = "rustical_dav::namespace::NS_CALENDARSERVER")]
     Source(Option<HrefElement>),
 }
 
diff --git a/crates/caldav/src/calendar_object/resource.rs b/crates/caldav/src/calendar_object/resource.rs
index bbe7f20..a089660 100644
--- a/crates/caldav/src/calendar_object/resource.rs
+++ b/crates/caldav/src/calendar_object/resource.rs
@@ -28,11 +28,13 @@ pub struct CalendarObjectResourceService<C: CalendarStore + ?Sized> {
 )]
 pub enum CalendarObjectProp {
     // WebDAV (RFC 2518)
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     Getetag(String),
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     Getcontenttype(String),
 
     // CalDAV (RFC 4791)
-    // #[serde(rename = "C:calendar-data")]
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
     CalendarData(String),
 }
 
diff --git a/crates/caldav/src/principal/mod.rs b/crates/caldav/src/principal/mod.rs
index 3b333ad..5ced502 100644
--- a/crates/caldav/src/principal/mod.rs
+++ b/crates/caldav/src/principal/mod.rs
@@ -32,12 +32,13 @@ pub struct PrincipalResource {
 pub enum PrincipalProp {
     // WebDAV Access Control (RFC 3744)
     #[strum_discriminants(strum(serialize = "principal-URL"))]
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     PrincipalUrl(HrefElement),
 
     // CalDAV (RFC 4791)
-    // #[serde(rename = "C:calendar-home-set")]
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
     CalendarHomeSet(HrefElement),
-    // #[serde(rename = "C:calendar-user-address-set")]
+    #[xml(ns = "rustical_dav::namespace::NS_CALDAV")]
     CalendarUserAddressSet(HrefElement),
 }
 
diff --git a/crates/carddav/src/address_object/resource.rs b/crates/carddav/src/address_object/resource.rs
index 82c6667..a6ae9d6 100644
--- a/crates/carddav/src/address_object/resource.rs
+++ b/crates/carddav/src/address_object/resource.rs
@@ -29,7 +29,9 @@ pub struct AddressObjectResourceService<AS: AddressbookStore + ?Sized> {
 )]
 pub enum AddressObjectProp {
     // WebDAV (RFC 2518)
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     Getetag(String),
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     Getcontenttype(String),
 
     // CalDAV (RFC 4791)
diff --git a/crates/carddav/src/addressbook/resource.rs b/crates/carddav/src/addressbook/resource.rs
index d11b76f..cf51211 100644
--- a/crates/carddav/src/addressbook/resource.rs
+++ b/crates/carddav/src/addressbook/resource.rs
@@ -33,7 +33,9 @@ pub struct AddressbookResourceService<AS: AddressbookStore + ?Sized> {
 )]
 pub enum AddressbookProp {
     // WebDAV (RFC 2518)
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     Displayname(Option<String>),
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     Getcontenttype(String),
 
     // CardDAV (RFC 6352)
@@ -43,10 +45,13 @@ pub enum AddressbookProp {
     #[xml(ns = "rustical_dav::namespace::NS_CARDDAV")]
     SupportedAddressData(SupportedAddressData),
     #[xml(skip_deserializing)]
+    #[xml(ns = "rustical_dav::namespace::NS_CARDDAV")]
     SupportedReportSet(SupportedReportSet),
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     MaxResourceSize(i64),
 
     // Collection Synchronization (RFC 6578)
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     SyncToken(String),
 
     // Didn't find the spec
diff --git a/crates/carddav/src/principal/mod.rs b/crates/carddav/src/principal/mod.rs
index ac3d7ff..7e97a4d 100644
--- a/crates/carddav/src/principal/mod.rs
+++ b/crates/carddav/src/principal/mod.rs
@@ -31,8 +31,9 @@ pub struct PrincipalResource {
 )]
 pub enum PrincipalProp {
     // WebDAV Access Control (RFC 3744)
-    #[xml(rename = b"principal-URL")]
     #[strum_discriminants(strum(serialize = "principal-URL"))]
+    #[xml(rename = b"principal-URL")]
+    #[xml(ns = "rustical_dav::namespace::NS_DAV")]
     PrincipalUrl(HrefElement),
 
     // CardDAV (RFC 6352)
diff --git a/crates/dav/src/resource/mod.rs b/crates/dav/src/resource/mod.rs
index f07f459..e064087 100644
--- a/crates/dav/src/resource/mod.rs
+++ b/crates/dav/src/resource/mod.rs
@@ -27,14 +27,18 @@ impl<T: FromStr + VariantNames> ResourcePropName for T {}
 pub enum CommonPropertiesProp {
     // WebDAV (RFC 2518)
     #[xml(skip_deserializing)]
+    #[xml(ns = "crate::namespace::NS_DAV")]
     Resourcetype(Resourcetype),
 
     // WebDAV Current Principal Extension (RFC 5397)
+    #[xml(ns = "crate::namespace::NS_DAV")]
     CurrentUserPrincipal(HrefElement),
 
     // WebDAV Access Control Protocol (RFC 3477)
     #[xml(skip_deserializing)]
+    #[xml(ns = "crate::namespace::NS_DAV")]
     CurrentUserPrivilegeSet(UserPrivilegeSet),
+    #[xml(ns = "crate::namespace::NS_DAV")]
     Owner(Option<HrefElement>),
 }