diff --git a/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/BoundingBoxFollower.cs b/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/BoundingBoxFollower.cs
index 82aae46da..f841a02ef 100644
--- a/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/BoundingBoxFollower.cs
+++ b/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/BoundingBoxFollower.cs
@@ -115,6 +115,8 @@ namespace Spine.Unity {
 			nameTable.Clear();
 
 			var skeleton = skeletonRenderer.skeleton;
+			if (skeleton == null)
+				return;
 			slot = skeleton.FindSlot(slotName);
 			int slotIndex = skeleton.FindSlotIndex(slotName);
 
diff --git a/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/BoundingBoxFollowerGraphic.cs b/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/BoundingBoxFollowerGraphic.cs
index 106a9810d..674a0fb04 100644
--- a/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/BoundingBoxFollowerGraphic.cs
+++ b/spine-unity/Assets/Spine/Runtime/spine-unity/Components/Following/BoundingBoxFollowerGraphic.cs
@@ -115,6 +115,8 @@ namespace Spine.Unity {
 			nameTable.Clear();
 
 			var skeleton = skeletonGraphic.Skeleton;
+			if (skeleton == null)
+				return;
 			slot = skeleton.FindSlot(slotName);
 			int slotIndex = skeleton.FindSlotIndex(slotName);