diff --git a/libs/lpac-jni/src/main/java/net/typeblog/lpac_jni/ProfileDownloadCallback.kt b/libs/lpac-jni/src/main/java/net/typeblog/lpac_jni/ProfileDownloadCallback.kt
index b50ec1a..d3ac081 100644
--- a/libs/lpac-jni/src/main/java/net/typeblog/lpac_jni/ProfileDownloadCallback.kt
+++ b/libs/lpac-jni/src/main/java/net/typeblog/lpac_jni/ProfileDownloadCallback.kt
@@ -22,11 +22,11 @@ interface ProfileDownloadCallback {
 
     data class ProfileMetadata(
         val iccid: String,
-        val serviceProviderName: String?,
-        val profileName: String?,
-        val iconType: String?,
-        val icon: String?,
-        val profileClass: String?,
+        val serviceProviderName: String,
+        val profileName: String,
+        val iconType: String,
+        val icon: String,
+        val profileClass: String,
     )
 
     fun onStateUpdate(state: DownloadState)