diff --git a/src/mod.ts b/src/mod.ts
index 3334bdf..3ee9488 100644
--- a/src/mod.ts
+++ b/src/mod.ts
@@ -347,8 +347,8 @@ class LoggingConfigurationBase {
         return this.#conversions;
     }
 
-    getAllLoggers() {
-        return this.sources.values();
+    getAllLoggers(): Logging[] {
+        return this.sources.values().toArray();
     }
 
     get timeFormat(): TimeFormat { return this.#timeFormat }