diff --git a/src/commonMain/kotlin/xyz/wagyourtail/unimined/mapping/resolver/MappingResolver.kt b/src/commonMain/kotlin/xyz/wagyourtail/unimined/mapping/resolver/MappingResolver.kt
index 5442889..ddd6f4f 100644
--- a/src/commonMain/kotlin/xyz/wagyourtail/unimined/mapping/resolver/MappingResolver.kt
+++ b/src/commonMain/kotlin/xyz/wagyourtail/unimined/mapping/resolver/MappingResolver.kt
@@ -31,8 +31,9 @@ abstract class MappingResolver<T : MappingResolver<T>>(val name: String) {
     private val _entries = finalizableMapOf<String, MappingEntry>()
     val entries: Map<String, MappingEntry> get() = _entries
 
-    open val combinedNames by lazy {
-        entries.keys.sorted().map { entries[it]?.id }.joinToString { "-" }
+    open suspend fun combinedNames(): String {
+        finalize()
+        return entries.keys.sorted().map { entries[it]?.id }.joinToString { "-" }
     }
 
     lateinit var namespaces: Map<Namespace, Boolean>