diff --git a/core/src/com/me/common/ecs/Entity.java b/core/src/com/me/common/ecs/Entity.java
index dd79c83..5345ffd 100644
--- a/core/src/com/me/common/ecs/Entity.java
+++ b/core/src/com/me/common/ecs/Entity.java
@@ -39,19 +39,25 @@ public final class Entity {
     }
 
     public void activate() {
-        active = true;
-        refresh();
+        if (!active) {
+            active = true;
+            refresh();
+        }
     }
 
     public void deactivate() {
-        active = false;
-        refresh();
+        if (active) {
+            active = false;
+            refresh();
+        }
     }
 
     public void remove() {
-        removed = true;
-        active = false;
-        refresh();
+        if (!removed) {
+            removed = true;
+            active = false;
+            refresh();
+        }
     }
 
     public Engine getEngine() {