diff --git a/spring-data-geode/pom.xml b/spring-data-geode/pom.xml
index 290786a0..ae2e3eec 100644
--- a/spring-data-geode/pom.xml
+++ b/spring-data-geode/pom.xml
@@ -265,7 +265,7 @@
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-surefire-plugin</artifactId>
 				<configuration>
-					<argLine>--add-opens java.base/java.nio=ALL-UNNAMED</argLine>
+					<argLine>--add-opens java.base/java.nio=ALL-UNNAMED --add-opens java.base/java.util=ALL-UNNAMED</argLine>
 					<includes>
 						<include>**/*Tests.java</include>
 						<include>**/*Test.java</include>