diff --git a/packages/engine/src/scene/materials/functions/materialSourcingFunctions.ts b/packages/engine/src/scene/materials/functions/materialSourcingFunctions.ts
index a85f3531ea..3e893163c6 100644
--- a/packages/engine/src/scene/materials/functions/materialSourcingFunctions.ts
+++ b/packages/engine/src/scene/materials/functions/materialSourcingFunctions.ts
@@ -143,8 +143,10 @@ export const createMaterialEntity = (material: Material, path?: string, user?: E
 
 export const removeMaterial = (entity: Entity) => {
   const name = getComponent(entity, NameComponent)
-  const hash = hashMaterial(getComponent(entity, SourceComponent), name)
-  delete materialByHash[hash]
+  if (hasComponent(entity, SourceComponent)) {
+    const hash = hashMaterial(getComponent(entity, SourceComponent), name)
+    delete materialByHash[hash]
+  }
   removeEntity(entity)
 }