diff --git a/runelite-client/src/main/java/net/runelite/client/config/ConfigManager.java b/runelite-client/src/main/java/net/runelite/client/config/ConfigManager.java
index 3ef6744b54..95bde475aa 100644
--- a/runelite-client/src/main/java/net/runelite/client/config/ConfigManager.java
+++ b/runelite-client/src/main/java/net/runelite/client/config/ConfigManager.java
@@ -1151,7 +1151,7 @@ public class ConfigManager
 			});
 		}
 
-		Set<String> keys = (Set<String>) ImmutableSet.copyOf((Set<?>) properties.keySet());
+		Set<String> keys = (Set<String>) ImmutableSet.copyOf((Set) properties.keySet());
 		keys:
 		for (String key : keys)
 		{