diff --git a/spring-data-geode/src/main/java/org/springframework/data/gemfire/config/annotation/ClusterDefinedRegionsConfiguration.java b/spring-data-geode/src/main/java/org/springframework/data/gemfire/config/annotation/ClusterDefinedRegionsConfiguration.java
index 8b6baeee..8b3c627a 100644
--- a/spring-data-geode/src/main/java/org/springframework/data/gemfire/config/annotation/ClusterDefinedRegionsConfiguration.java
+++ b/spring-data-geode/src/main/java/org/springframework/data/gemfire/config/annotation/ClusterDefinedRegionsConfiguration.java
@@ -87,7 +87,7 @@ public class ClusterDefinedRegionsConfiguration extends AbstractAnnotationConfig
 	}
 
 	@Bean
-	@Order(Ordered.HIGHEST_PRECEDENCE + 1000000)
+	@Order(Ordered.HIGHEST_PRECEDENCE + 1_000_000)
 	public GemfireDataSourcePostProcessor gemfireDataSourcePostProcessor() {
 		return new GemfireDataSourcePostProcessor().using(getBeanFactory()).using(resolveClientRegionShortcut());
 	}