diff --git a/Dockerfile b/Dockerfile
index ff08f12..efd1fcb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM adoptopenjdk:17
+FROM eclipse-temurin:17-jre
 
 WORKDIR /mangahome
 ADD /build/libs/mangadex_at_home.jar /mangahome/mangadex_at_home.jar
diff --git a/src/main/kotlin/mdnet/server/TokenVerifier.kt b/src/main/kotlin/mdnet/server/TokenVerifier.kt
index 2f411eb..e6497d2 100644
--- a/src/main/kotlin/mdnet/server/TokenVerifier.kt
+++ b/src/main/kotlin/mdnet/server/TokenVerifier.kt
@@ -37,9 +37,8 @@ import org.slf4j.LoggerFactory
 import java.time.OffsetDateTime
 import java.util.Base64
 
-class TokenVerifier(tokenKey: ByteArray, isDisabled: Boolean) : Filter {
+class TokenVerifier(tokenKey: ByteArray, private val isDisabled: Boolean) : Filter {
     private val box = TweetNaclFast.SecretBox(tokenKey)
-    private val isDisabled = isDisabled
 
     override fun invoke(next: HttpHandler): HttpHandler {
         return then@{