diff --git a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/extensions/Context.kt b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/extensions/Context.kt
index 0ec27820..855e6c16 100644
--- a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/extensions/Context.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/extensions/Context.kt
@@ -221,12 +221,13 @@ fun Context.getConversations(): ArrayList<Conversation> {
         val photoUri = if (phoneNumbers.size == 1) simpleContactHelper.getPhotoUriFromPhoneNumber(phoneNumbers.first()) else ""
         val isGroupConversation = phoneNumbers.size > 1
         val read = cursor.getIntValue(Threads.READ) == 1
-        val conversation = Conversation(0, id, snippet, date.toInt(), read, title, photoUri, isGroupConversation, phoneNumbers.first())
+        val conversation = Conversation(null, id, snippet, date.toInt(), read, title, photoUri, isGroupConversation, phoneNumbers.first())
 
         conversations.add(conversation)
     }
 
     conversations.sortByDescending { it.date }
+    conversationsDB.insertAll(conversations)
     return conversations
 }
 
diff --git a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/interfaces/ConversationsDao.kt b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/interfaces/ConversationsDao.kt
index 2546ff38..d901e965 100644
--- a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/interfaces/ConversationsDao.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/interfaces/ConversationsDao.kt
@@ -1,6 +1,19 @@
 package com.simplemobiletools.smsmessenger.interfaces
 
 import androidx.room.Dao
+import androidx.room.Insert
+import androidx.room.OnConflictStrategy
+import androidx.room.Query
+import com.simplemobiletools.smsmessenger.models.Conversation
 
 @Dao
-interface ConversationsDao
+interface ConversationsDao {
+    @Insert(onConflict = OnConflictStrategy.REPLACE)
+    fun insert(conversation: Conversation): Long
+
+    @Insert(onConflict = OnConflictStrategy.REPLACE)
+    fun insertAll(conversations: List<Conversation>)
+
+    @Query("SELECT * FROM conversations")
+    fun getAll(): List<Conversation>
+}
diff --git a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/models/Conversation.kt b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/models/Conversation.kt
index 06872802..6d69dbf9 100644
--- a/app/src/main/kotlin/com/simplemobiletools/smsmessenger/models/Conversation.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/smsmessenger/models/Conversation.kt
@@ -5,7 +5,7 @@ import androidx.room.Entity
 import androidx.room.Index
 import androidx.room.PrimaryKey
 
-@Entity(tableName = "conversations", indices = [(Index(value = ["id"], unique = true))])
+@Entity(tableName = "conversations", indices = [(Index(value = ["system_id"], unique = true))])
 data class Conversation(
     @PrimaryKey(autoGenerate = true) var id: Long?,
     @ColumnInfo(name = "system_id") var system_id: Int,