diff --git a/paper-api/src/main/java/org/bukkit/event/entity/EntityDismountEvent.java b/paper-api/src/main/java/org/bukkit/event/entity/EntityDismountEvent.java
index 00c3f5053..91188d77f 100644
--- a/paper-api/src/main/java/org/bukkit/event/entity/EntityDismountEvent.java
+++ b/paper-api/src/main/java/org/bukkit/event/entity/EntityDismountEvent.java
@@ -13,10 +13,18 @@ public class EntityDismountEvent extends EntityEvent implements Cancellable {
     private static final HandlerList handlers = new HandlerList();
     private boolean cancelled;
     private final Entity dismounted;
+    private final boolean isCancellable; // Paper
 
     public EntityDismountEvent(@NotNull Entity what, @NotNull Entity dismounted) {
+        // Paper start
+        this(what, dismounted, true);
+    }
+
+    public EntityDismountEvent(@NotNull Entity what, @NotNull Entity dismounted, boolean isCancellable) {
+        // Paper end
         super(what);
         this.dismounted = dismounted;
+        this.isCancellable = isCancellable; // Paper
     }
 
     /**
@@ -36,9 +44,18 @@ public class EntityDismountEvent extends EntityEvent implements Cancellable {
 
     @Override
     public void setCancelled(boolean cancel) {
+        // Paper start
+        if (cancel && !this.isCancellable) {
+            return;
+        }
         this.cancelled = cancel;
     }
 
+    public boolean isCancellable() {
+        return this.isCancellable;
+        // Paper end
+    }
+
     @NotNull
     @Override
     public HandlerList getHandlers() {
diff --git a/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleExitEvent.java b/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleExitEvent.java
index 963b9ead4..39f6afd2f 100644
--- a/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleExitEvent.java
+++ b/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleExitEvent.java
@@ -13,10 +13,18 @@ public class VehicleExitEvent extends VehicleEvent implements Cancellable {
     private static final HandlerList handlers = new HandlerList();
     private boolean cancelled;
     private final LivingEntity exited;
+    private final boolean isCancellable; // Paper
 
-    public VehicleExitEvent(@NotNull final Vehicle vehicle, @NotNull final LivingEntity exited) {
+    public VehicleExitEvent(@NotNull final Vehicle vehicle, @NotNull final LivingEntity exited, boolean isCancellable) { // Paper
         super(vehicle);
         this.exited = exited;
+        // Paper start
+        this.isCancellable = isCancellable;
+    }
+
+    public VehicleExitEvent(@NotNull final Vehicle vehicle, @NotNull final LivingEntity exited) {
+        this(vehicle, exited, true);
+        // Paper end
     }
 
     /**
@@ -36,9 +44,18 @@ public class VehicleExitEvent extends VehicleEvent implements Cancellable {
 
     @Override
     public void setCancelled(boolean cancel) {
+        // Paper start
+        if (cancel && !isCancellable) {
+            return;
+        }
         this.cancelled = cancel;
     }
 
+    public boolean isCancellable() {
+        return isCancellable;
+        // Paper end
+    }
+
     @NotNull
     @Override
     public HandlerList getHandlers() {