diff --git a/examples/singleton-container/pom.xml b/examples/singleton-container/pom.xml
index 710c32d6..a6ead779 100644
--- a/examples/singleton-container/pom.xml
+++ b/examples/singleton-container/pom.xml
@@ -20,7 +20,7 @@
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>2.8.5</version>
+			<version>2.8.9</version>
 		</dependency>
 		<dependency>
 			<groupId>com.google.guava</groupId>