diff --git a/data/src/main/java/org/cryptomator/data/db/Sql.java b/data/src/main/java/org/cryptomator/data/db/Sql.java
index e5d71208..a3dd28b5 100644
--- a/data/src/main/java/org/cryptomator/data/db/Sql.java
+++ b/data/src/main/java/org/cryptomator/data/db/Sql.java
@@ -243,7 +243,6 @@ class Sql {
 	public static class SqlAlterTableBuilder {
 
 		private final String table;
-		private final StringBuilder columns = new StringBuilder();
 		private String newName;
 
 		private SqlAlterTableBuilder(String table) {
diff --git a/data/src/main/java/org/cryptomator/data/db/Upgrade1To2.kt b/data/src/main/java/org/cryptomator/data/db/Upgrade1To2.kt
index 38815b52..b4541bfe 100644
--- a/data/src/main/java/org/cryptomator/data/db/Upgrade1To2.kt
+++ b/data/src/main/java/org/cryptomator/data/db/Upgrade1To2.kt
@@ -32,7 +32,7 @@ internal class Upgrade1To2 @Inject constructor() : DatabaseUpgrade(1, 2) {
 	private fun createInitialUpdateStatus(db: Database) {
 		Sql.insertInto("UPDATE_CHECK_ENTITY") //
 			.integer("_id", 1) //
-			.bool("LICENSE_TOKEN", null) //
+			.text("LICENSE_TOKEN", null) //
 			.text("RELEASE_NOTE", null) //
 			.text("VERSION", null) //
 			.text("URL_TO_APK", null) //