| Siebel Loyalty Administration Guide > Siebel Loyalty Workflow, Task Flow, and Methods Reference > Siebel Loyalty Workflows > LOY Engine - Update Cache Workflow
 The LOY Engine - Update Cache workflow, shown in Figure 36, updates the cache used by the Loyalty Engine without restarting the engine. 
Figure 36.	LOY Engine - Update Cache Workflow
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 Workflow Description. This workflow performs the following action: 
Invoke Service. This step calls the method UpdateCache of the Business Service LOY Processing Engine, which updates the cache.
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