diff --git a/modules/ces/component.scm b/modules/ces/component.scm
index 4cb32c6..38cf064 100644
--- a/modules/ces/component.scm
+++ b/modules/ces/component.scm
@@ -20,7 +20,8 @@
             remove-component
             has-component?
             has-components?
-            get-components))
+            get-components
+            update-component))
 
 (define (has-component? entity component-name)
   "Returns true if the entity has a component with component-name,