diff --git a/metasfresh-webui-api/pom.xml b/metasfresh-webui-api/pom.xml
index cc3ed7b62..15d032d10 100644
--- a/metasfresh-webui-api/pom.xml
+++ b/metasfresh-webui-api/pom.xml
@@ -65,7 +65,7 @@
 		<dependency>
 			<groupId>com.google.guava</groupId>
 			<artifactId>guava</artifactId>
-			<version>18.0</version>
+			<version>21.0</version>
 		</dependency>
 
 		<!-- Adempiere dependencies -->