diff --git a/app/src/main/kotlin/com/simplemobiletools/calendar/pro/extensions/Context.kt b/app/src/main/kotlin/com/simplemobiletools/calendar/pro/extensions/Context.kt
index ca29d108c..f3499c2a6 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calendar/pro/extensions/Context.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calendar/pro/extensions/Context.kt
@@ -51,7 +51,6 @@ val Context.eventTypesDB: EventTypesDao get() = EventsDatabase.getInstance(appli
 val Context.eventRepetitionExceptionsDB: EventRepetitionExceptionsDao get() = EventsDatabase.getInstance(applicationContext).EventRepetitionExceptionsDao()
 val Context.eventsHelper: EventsHelper get() = EventsHelper(this)
 val Context.calDAVHelper: CalDAVHelper get() = CalDAVHelper(this)
-val Context.dbHelper: DBHelper get() = DBHelper.newInstance(applicationContext)
 
 fun Context.updateWidgets() {
     val widgetIDs = AppWidgetManager.getInstance(applicationContext).getAppWidgetIds(ComponentName(applicationContext, MyWidgetMonthlyProvider::class.java))
diff --git a/app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/DBHelper.kt b/app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/DBHelper.kt
deleted file mode 100644
index b9e839a7f..000000000
--- a/app/src/main/kotlin/com/simplemobiletools/calendar/pro/helpers/DBHelper.kt
+++ /dev/null
@@ -1,101 +0,0 @@
-package com.simplemobiletools.calendar.pro.helpers
-
-import android.content.Context
-import android.database.Cursor
-import android.database.sqlite.SQLiteDatabase
-import android.database.sqlite.SQLiteOpenHelper
-import androidx.collection.LongSparseArray
-import com.simplemobiletools.calendar.pro.extensions.eventTypesDB
-import com.simplemobiletools.calendar.pro.models.Event
-import com.simplemobiletools.commons.extensions.getIntValue
-import com.simplemobiletools.commons.extensions.getLongValue
-import com.simplemobiletools.commons.extensions.getStringValue
-
-class DBHelper private constructor(val context: Context) : SQLiteOpenHelper(context, DB_NAME, null, DB_VERSION) {
-    private val MAIN_TABLE_NAME = "events"
-    private val COL_ID = "id"
-    private val COL_START_TS = "start_ts"
-    private val COL_END_TS = "end_ts"
-    private val COL_TITLE = "title"
-    private val COL_LOCATION = "location"
-    private val COL_DESCRIPTION = "description"
-    private val COL_REMINDER_MINUTES = "reminder_minutes"
-    private val COL_REMINDER_MINUTES_2 = "reminder_minutes_2"
-    private val COL_REMINDER_MINUTES_3 = "reminder_minutes_3"
-    private val COL_IMPORT_ID = "import_id"
-    private val COL_FLAGS = "flags"
-    private val COL_EVENT_TYPE = "event_type"
-    private val COL_LAST_UPDATED = "last_updated"
-    private val COL_EVENT_SOURCE = "event_source"
-    private val COL_PARENT_EVENT_ID = "event_parent_id"
-
-    private val mDb = writableDatabase
-
-    companion object {
-        private const val DB_VERSION = 1
-        const val DB_NAME = "events_old.db"
-        var dbInstance: DBHelper? = null
-
-        fun newInstance(context: Context): DBHelper {
-            if (dbInstance == null)
-                dbInstance = DBHelper(context)
-
-            return dbInstance!!
-        }
-    }
-
-    override fun onCreate(db: SQLiteDatabase) {
-        db.execSQL("CREATE TABLE $MAIN_TABLE_NAME ($COL_ID INTEGER PRIMARY KEY AUTOINCREMENT, $COL_START_TS INTEGER, $COL_END_TS INTEGER, " +
-                "$COL_TITLE TEXT, $COL_DESCRIPTION TEXT, $COL_REMINDER_MINUTES INTEGER, $COL_REMINDER_MINUTES_2 INTEGER, $COL_REMINDER_MINUTES_3 INTEGER, " +
-                "$COL_IMPORT_ID TEXT, $COL_FLAGS INTEGER, $COL_EVENT_TYPE INTEGER NOT NULL DEFAULT $REGULAR_EVENT_TYPE_ID, " +
-                "$COL_PARENT_EVENT_ID INTEGER, $COL_LAST_UPDATED INTEGER, $COL_EVENT_SOURCE TEXT, $COL_LOCATION TEXT)")
-    }
-
-    override fun onUpgrade(db: SQLiteDatabase, oldVersion: Int, newVersion: Int) {}
-
-    private fun getEventsCursor(selection: String = "", selectionArgs: Array<String>? = null): Cursor? {
-        return mDb.query(MAIN_TABLE_NAME, allColumns, selection, selectionArgs, null, null, COL_START_TS)
-    }
-
-    private val allColumns: Array<String>
-        get() = arrayOf("$MAIN_TABLE_NAME.$COL_ID", COL_START_TS, COL_END_TS, COL_TITLE, COL_DESCRIPTION, COL_REMINDER_MINUTES, COL_REMINDER_MINUTES_2,
-                COL_REMINDER_MINUTES_3, COL_IMPORT_ID, COL_FLAGS, COL_EVENT_TYPE, COL_LAST_UPDATED, COL_EVENT_SOURCE, COL_LOCATION)
-
-    private fun fillEvents(cursor: Cursor?): List<Event> {
-        val eventTypeColors = LongSparseArray<Int>()
-        context.eventTypesDB.getEventTypes().forEach {
-            eventTypeColors.put(it.id!!, it.color)
-        }
-
-        val events = ArrayList<Event>()
-        cursor?.use {
-            if (cursor.moveToFirst()) {
-                do {
-                    val id = cursor.getLongValue(COL_ID)
-                    val startTS = cursor.getLongValue(COL_START_TS)
-                    val endTS = cursor.getLongValue(COL_END_TS)
-                    val reminder1Minutes = cursor.getIntValue(COL_REMINDER_MINUTES)
-                    val reminder2Minutes = cursor.getIntValue(COL_REMINDER_MINUTES_2)
-                    val reminder3Minutes = cursor.getIntValue(COL_REMINDER_MINUTES_3)
-                    val repeatInterval = 0
-                    val repeatRule = 0
-                    val repeatLimit = 0L
-                    val title = cursor.getStringValue(COL_TITLE)
-                    val location = cursor.getStringValue(COL_LOCATION)
-                    val description = cursor.getStringValue(COL_DESCRIPTION)
-                    val importId = cursor.getStringValue(COL_IMPORT_ID) ?: ""
-                    val flags = cursor.getIntValue(COL_FLAGS)
-                    val eventType = cursor.getLongValue(COL_EVENT_TYPE)
-                    val lastUpdated = cursor.getLongValue(COL_LAST_UPDATED)
-                    val source = cursor.getStringValue(COL_EVENT_SOURCE)
-
-                    val event = Event(id, startTS, endTS, title, location, description, reminder1Minutes, reminder2Minutes, reminder3Minutes,
-                            repeatInterval, repeatRule, repeatLimit, importId, flags, eventType, 0, lastUpdated, source)
-
-                    events.add(event)
-                } while (cursor.moveToNext())
-            }
-        }
-        return events
-    }
-}