diff --git a/api/common/src/test/kotlin/uk/co/baconi/oauth/api/common/token/RefreshTokenRepositoryIntegrationTest.kt b/api/common/src/test/kotlin/uk/co/baconi/oauth/api/common/token/RefreshTokenRepositoryIntegrationTest.kt
index 75a2f2b4..501135b1 100644
--- a/api/common/src/test/kotlin/uk/co/baconi/oauth/api/common/token/RefreshTokenRepositoryIntegrationTest.kt
+++ b/api/common/src/test/kotlin/uk/co/baconi/oauth/api/common/token/RefreshTokenRepositoryIntegrationTest.kt
@@ -13,7 +13,9 @@ import org.h2.jdbc.JdbcSQLIntegrityConstraintViolationException
 import org.jetbrains.exposed.exceptions.ExposedSQLException
 import org.jetbrains.exposed.sql.Database
 import org.jetbrains.exposed.sql.SchemaUtils
+import org.jetbrains.exposed.sql.deleteAll
 import org.jetbrains.exposed.sql.transactions.transaction
+import org.junit.jupiter.api.AfterEach
 import org.junit.jupiter.api.Nested
 import org.junit.jupiter.api.Test
 import uk.co.baconi.oauth.api.common.authentication.AuthenticatedUsername
@@ -44,6 +46,13 @@ class RefreshTokenRepositoryIntegrationTest {
 
     private val underTest = RefreshTokenRepository(database)
 
+    @AfterEach
+    fun cleanDatabase() {
+        transaction(database) {
+            RefreshTokenTable.deleteAll()
+        }
+    }
+
     @Nested
     inner class Insert {
 
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index e00aea35..bc0a3450 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -25,7 +25,7 @@ mockk = "1.14.6"
 ##
 # JVM Test Versions
 ##
-junit = "5.13.2"
+junit = "6.0.1"
 selenide = "7.12.1"
 restAssured = "5.5.6"
 commonsLang3 = "3.18.0"