diff --git a/libs/lpac-jni/src/main/java/net/typeblog/lpac_jni/EuiccConfiguredAddresses.kt b/libs/lpac-jni/src/main/java/net/typeblog/lpac_jni/EuiccConfiguredAddresses.kt
index e7f090a..437a0a3 100644
--- a/libs/lpac-jni/src/main/java/net/typeblog/lpac_jni/EuiccConfiguredAddresses.kt
+++ b/libs/lpac-jni/src/main/java/net/typeblog/lpac_jni/EuiccConfiguredAddresses.kt
@@ -2,11 +2,10 @@ package net.typeblog.lpac_jni
 
 import android.util.Patterns
 
-// example address in GSMA SGP.26, some chips use addresses like this
 @Suppress("SpellCheckingInspection")
 val invalidDPAddresses = setOf(
-    "testrootsmds.gsma.com",
     "testrootsmds.example.com",
+    "testrootsmds.gsma.com",
 )
 
 class EuiccConfiguredAddresses(defaultDPAddress: String?, rootDSAddress: String?) {
@@ -25,5 +24,6 @@ private fun isInvalidDPAddress(address: String?): Boolean {
 private fun isInvalidDSAddress(address: String?): Boolean {
     if (address.isNullOrBlank()) return true
     if (address in invalidDPAddresses) return true
-    return !Patterns.DOMAIN_NAME.matcher(address).matches()
+    if (Patterns.DOMAIN_NAME.matcher(address).matches()) return false
+    return false
 }