diff --git a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/ThreadActivity.kt b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/ThreadActivity.kt
index 182bf643..4ab99dfb 100644
--- a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/ThreadActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/activities/ThreadActivity.kt
@@ -893,7 +893,8 @@ class ThreadActivity : SimpleActivity() {
     private fun getAttachmentSelections() = getAttachmentsAdapter()?.attachments ?: emptyList()
 
     private fun addAttachment(uri: Uri) {
-        if (getAttachmentSelections().any { it.uri.toString() == uri.toString() }) {
+        val id = uri.toString()
+        if (getAttachmentSelections().any { it.id == id }) {
             toast(R.string.duplicate_item_warning)
             return
         }
@@ -915,6 +916,7 @@ class ThreadActivity : SimpleActivity() {
         thread_attachments_recyclerview.beVisible()
         val mimeType = contentResolver.getType(uri).orEmpty()
         val attachment = AttachmentSelection(
+            id = id,
             uri = uri,
             mimetype = mimeType,
             filename = getFilenameFromUri(uri),
diff --git a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/models/AttachmentSelection.kt b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/models/AttachmentSelection.kt
index eb81fda2..dc92e584 100644
--- a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/models/AttachmentSelection.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/models/AttachmentSelection.kt
@@ -9,6 +9,7 @@ import com.simplemobiletools.smsmessenger.helpers.ATTACHMENT_MEDIA
 import com.simplemobiletools.smsmessenger.helpers.ATTACHMENT_VCARD
 
 data class AttachmentSelection(
+    val id: String,
     val uri: Uri,
     val mimetype: String,
     val filename: String,
@@ -25,7 +26,7 @@ data class AttachmentSelection(
         }
 
         fun areItemsTheSame(first: AttachmentSelection, second: AttachmentSelection): Boolean {
-            return first.uri == second.uri
+            return first.id == second.id
         }
 
         fun areContentsTheSame(first: AttachmentSelection, second: AttachmentSelection): Boolean {