diff --git a/pandalib-paper/src/main/java/fr/pandacube/lib/paper/world/WorldUtil.java b/pandalib-paper/src/main/java/fr/pandacube/lib/paper/world/WorldUtil.java
index b8d7a1d..760d783 100644
--- a/pandalib-paper/src/main/java/fr/pandacube/lib/paper/world/WorldUtil.java
+++ b/pandalib-paper/src/main/java/fr/pandacube/lib/paper/world/WorldUtil.java
@@ -55,7 +55,7 @@ public class WorldUtil {
 
 		String[] fileList = file.list();
 		if (fileList == null) {
-			throw new IllegalStateException("The provided world '" + world + "' does not hae a valid region folder.");
+			throw new IllegalStateException("The provided world '" + world + "' does not have a valid region folder (expected '" + file + "').");
 		}
 
 		return Arrays.stream(fileList)