diff --git a/src/main/java/net/minestom/server/utils/ViewEngine.java b/src/main/java/net/minestom/server/utils/ViewEngine.java
index ad021ec92..68351ba4d 100644
--- a/src/main/java/net/minestom/server/utils/ViewEngine.java
+++ b/src/main/java/net/minestom/server/utils/ViewEngine.java
@@ -66,14 +66,14 @@ public final class ViewEngine {
     public boolean manualAdd(@NotNull Player player) {
         if (player == this.entity) return false;
         synchronized (mutex) {
-            return !manualViewers.add(player);
+            return manualViewers.add(player);
         }
     }
 
     public boolean manualRemove(@NotNull Player player) {
         if (player == this.entity) return false;
         synchronized (mutex) {
-            return !manualViewers.remove(player);
+            return manualViewers.remove(player);
         }
     }