diff --git a/implementations/sponge-8.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongePlugin.java b/implementations/sponge-8.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongePlugin.java
index 658b6ef2..077adfb6 100644
--- a/implementations/sponge-8.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongePlugin.java
+++ b/implementations/sponge-8.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongePlugin.java
@@ -234,7 +234,8 @@ public Optional<ServerWorld> getWorld(Object world) {
 
         if (world instanceof String) {
             ResourceKey resourceKey = ResourceKey.resolve((String) world);
-            if (resourceKey != null) world = resourceKey;
+            var serverWorld = Sponge.server().worldManager().world(resourceKey).orElse(null);
+            if (serverWorld != null) world = serverWorld;
         }
 
         if (world instanceof ResourceKey) {
diff --git a/implementations/sponge-8.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongeWorld.java b/implementations/sponge-8.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongeWorld.java
index 080ac4db..2a6350ca 100644
--- a/implementations/sponge-8.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongeWorld.java
+++ b/implementations/sponge-8.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongeWorld.java
@@ -63,7 +63,7 @@ public Dimension getDimension() {
     public Optional<String> getId() {
         var world = delegate.get();
         if (world != null) {
-            return Optional.of(world.key().formatted());
+            return Optional.of(world.uniqueId().toString());
         }
         return Optional.empty();
     }
diff --git a/implementations/sponge-9.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongePlugin.java b/implementations/sponge-9.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongePlugin.java
index 658b6ef2..077adfb6 100644
--- a/implementations/sponge-9.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongePlugin.java
+++ b/implementations/sponge-9.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongePlugin.java
@@ -234,7 +234,8 @@ public Optional<ServerWorld> getWorld(Object world) {
 
         if (world instanceof String) {
             ResourceKey resourceKey = ResourceKey.resolve((String) world);
-            if (resourceKey != null) world = resourceKey;
+            var serverWorld = Sponge.server().worldManager().world(resourceKey).orElse(null);
+            if (serverWorld != null) world = serverWorld;
         }
 
         if (world instanceof ResourceKey) {
diff --git a/implementations/sponge-9.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongeWorld.java b/implementations/sponge-9.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongeWorld.java
index 080ac4db..2a6350ca 100644
--- a/implementations/sponge-9.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongeWorld.java
+++ b/implementations/sponge-9.0.0/src/main/java/de/bluecolored/bluemap/sponge/SpongeWorld.java
@@ -63,7 +63,7 @@ public Dimension getDimension() {
     public Optional<String> getId() {
         var world = delegate.get();
         if (world != null) {
-            return Optional.of(world.key().formatted());
+            return Optional.of(world.uniqueId().toString());
         }
         return Optional.empty();
     }