diff --git a/api/src/main/java/de/erethon/dungeonsxl/api/sign/Rocker.java b/api/src/main/java/de/erethon/dungeonsxl/api/sign/Rocker.java
index d86f9f20..f9732948 100644
--- a/api/src/main/java/de/erethon/dungeonsxl/api/sign/Rocker.java
+++ b/api/src/main/java/de/erethon/dungeonsxl/api/sign/Rocker.java
@@ -41,7 +41,11 @@ public abstract class Rocker extends Deactivatable {
     @Override
     public void trigger(Player player) {
         if (!isActive()) {
-            activate(player);
+            if (player != null) {
+                activate(player);
+            } else {
+                activate();
+            }
         } else {
             deactivate();
         }
diff --git a/api/src/main/java/de/erethon/dungeonsxl/api/sign/Windup.java b/api/src/main/java/de/erethon/dungeonsxl/api/sign/Windup.java
index 950ce230..aa3591ab 100644
--- a/api/src/main/java/de/erethon/dungeonsxl/api/sign/Windup.java
+++ b/api/src/main/java/de/erethon/dungeonsxl/api/sign/Windup.java
@@ -162,7 +162,11 @@ public abstract class Windup extends Deactivatable {
     @Override
     public void trigger(Player player) {
         if (!isActive()) {
-            activate(player);
+            if (player != null) {
+                activate(player);
+            } else {
+                activate();
+            }
         }
     }