diff --git a/proto/pom.xml b/proto/pom.xml
index fbf87b17..dfd2024b 100644
--- a/proto/pom.xml
+++ b/proto/pom.xml
@@ -50,7 +50,7 @@
     <dependency>
       <groupId>com.google.guava</groupId>
       <artifactId>guava</artifactId>
-      <version>32.0.1-jre</version>
+      <version>32.1.1-jre</version>
     </dependency>
 
     <dependency>