diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 63528e0..b65d5e2 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -12,8 +12,8 @@ android {
                 applicationId = "org.jyutping.jyutping"
                 minSdk = 29
                 targetSdk = 34
-                versionCode = 14
-                versionName = "0.14.0"
+                versionCode = 15
+                versionName = "0.15.0"
                 testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
                 vectorDrawables.useSupportLibrary = true
         }
diff --git a/app/src/main/java/org/jyutping/jyutping/utilities/DatabasePreparer.kt b/app/src/main/java/org/jyutping/jyutping/utilities/DatabasePreparer.kt
index 57ea4dc..20fb128 100644
--- a/app/src/main/java/org/jyutping/jyutping/utilities/DatabasePreparer.kt
+++ b/app/src/main/java/org/jyutping/jyutping/utilities/DatabasePreparer.kt
@@ -11,14 +11,6 @@ import java.io.OutputStream
 object DatabasePreparer {
         private const val SOURCE_DATABASE_NAME = "appdb.sqlite3"
         private val oldDatabaseNames: List<String> = listOf(
-                "tmpdb.sqlite3",
-                "tmpdb.sqlite3-journal",
-                "appdb-v0.2.0-tmp.sqlite3",
-                "appdb-v0.2.0-tmp.sqlite3-journal",
-                "appdb-v0.3.0-tmp.sqlite3",
-                "appdb-v0.3.0-tmp.sqlite3-journal",
-                "appdb-v0.4.0-tmp.sqlite3",
-                "appdb-v0.4.0-tmp.sqlite3-journal",
                 "appdb-v0.5.0-tmp.sqlite3",
                 "appdb-v0.5.0-tmp.sqlite3-journal",
                 "appdb-v0.6.0-tmp.sqlite3",
@@ -37,6 +29,8 @@ object DatabasePreparer {
                 "appdb-v0.12.0-tmp.sqlite3-journal",
                 "appdb-v0.13.0-tmp.sqlite3",
                 "appdb-v0.13.0-tmp.sqlite3-journal",
+                "appdb-v0.14.0-tmp.sqlite3",
+                "appdb-v0.14.0-tmp.sqlite3-journal",
         )
         val databaseName: String = run {
                 val version = BuildConfig.VERSION_NAME