diff --git a/.gitignore b/.gitignore
index 0e557039..2258bb74 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,4 @@
 .settings/
 target/
 README.md.bak
+.factorypath
diff --git a/pom.xml b/pom.xml
index 5a52c90a..2776c07d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -124,7 +124,7 @@
         <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
-            <version>25.1-jre</version>
+            <version>30.0-jre</version>
         </dependency>
 
         <!-- Apache ZooKeeper -->