diff --git a/quartz/src/main/java/com/vitorpamplona/quartz/nip01Core/tags/addressables/AddressReference.kt b/quartz/src/main/java/com/vitorpamplona/quartz/nip01Core/tags/addressables/AddressReference.kt
deleted file mode 100644
index c5d504674..000000000
--- a/quartz/src/main/java/com/vitorpamplona/quartz/nip01Core/tags/addressables/AddressReference.kt
+++ /dev/null
@@ -1,36 +0,0 @@
-/**
- * Copyright (c) 2024 Vitor Pamplona
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of
- * this software and associated documentation files (the "Software"), to deal in
- * the Software without restriction, including without limitation the rights to use,
- * copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
- * Software, and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
- * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-package com.vitorpamplona.quartz.nip01Core.tags.addressables
-
-import androidx.compose.runtime.Immutable
-import com.vitorpamplona.quartz.utils.bytesUsedInMemory
-import com.vitorpamplona.quartz.utils.pointerSizeInBytes
-
-@Immutable
-data class AddressReference(
-    val addressId: String,
-    var relay: String? = null,
-) {
-    fun countMemory(): Long =
-        2 * pointerSizeInBytes + // 7 fields, 4 bytes each reference (32bit)
-            addressId.bytesUsedInMemory() +
-            (relay?.bytesUsedInMemory() ?: 0)
-}
diff --git a/quartz/src/main/java/com/vitorpamplona/quartz/nip22Comments/tags/ReplyAddressTag.kt b/quartz/src/main/java/com/vitorpamplona/quartz/nip22Comments/tags/ReplyAddressTag.kt
index b80a558bf..e37b6afbc 100644
--- a/quartz/src/main/java/com/vitorpamplona/quartz/nip22Comments/tags/ReplyAddressTag.kt
+++ b/quartz/src/main/java/com/vitorpamplona/quartz/nip22Comments/tags/ReplyAddressTag.kt
@@ -26,16 +26,14 @@ import com.vitorpamplona.quartz.nip01Core.core.Tag
 import com.vitorpamplona.quartz.nip01Core.core.match
 import com.vitorpamplona.quartz.nip01Core.core.valueIfMatches
 import com.vitorpamplona.quartz.nip01Core.tags.addressables.Address
-import com.vitorpamplona.quartz.nip01Core.tags.addressables.AddressReference
 import com.vitorpamplona.quartz.utils.arrayOfNotNull
 
 @Immutable
 class ReplyAddressTag(
-    val ref: AddressReference,
+    val addressId: String,
+    val relay: String? = null,
 ) {
-    constructor(aTagId: String, relayHint: String?) : this(AddressReference(aTagId, relayHint))
-
-    fun toTagArray() = assemble(ref.addressId, ref.relay)
+    fun toTagArray() = assemble(addressId, relay)
 
     companion object {
         const val TAG_NAME = "a"
diff --git a/quartz/src/main/java/com/vitorpamplona/quartz/nip22Comments/tags/RootAddressTag.kt b/quartz/src/main/java/com/vitorpamplona/quartz/nip22Comments/tags/RootAddressTag.kt
index 2d035639f..e4dbbc220 100644
--- a/quartz/src/main/java/com/vitorpamplona/quartz/nip22Comments/tags/RootAddressTag.kt
+++ b/quartz/src/main/java/com/vitorpamplona/quartz/nip22Comments/tags/RootAddressTag.kt
@@ -26,16 +26,14 @@ import com.vitorpamplona.quartz.nip01Core.core.Tag
 import com.vitorpamplona.quartz.nip01Core.core.match
 import com.vitorpamplona.quartz.nip01Core.core.valueIfMatches
 import com.vitorpamplona.quartz.nip01Core.tags.addressables.Address
-import com.vitorpamplona.quartz.nip01Core.tags.addressables.AddressReference
 import com.vitorpamplona.quartz.utils.arrayOfNotNull
 
 @Immutable
 class RootAddressTag(
-    val ref: AddressReference,
+    val addressId: String,
+    val relay: String? = null,
 ) {
-    constructor(aTagId: String, relayHint: String?) : this(AddressReference(aTagId, relayHint))
-
-    fun toTagArray() = assemble(ref.addressId, ref.relay)
+    fun toTagArray() = assemble(addressId, relay)
 
     companion object {
         const val TAG_NAME = "A"