diff --git a/build.gradle b/build.gradle
index d34d7a02b..306f9a6a2 100644
--- a/build.gradle
+++ b/build.gradle
@@ -110,7 +110,7 @@ allprojects  {
 
             dependency 'org.springframework.security.oauth:spring-security-oauth2:2.5.1.RELEASE'
             dependency 'org.apache.openjpa:openjpa:3.2.0' // when upgrading, also change OpenJPA version repeated above in buildscript!
-            dependency 'com.google.guava:guava:30.1.1-jre'
+            dependency 'com.google.guava:guava:31.0.1-jre'
             dependency 'com.google.code.gson:gson:2.8.8'
             dependency 'com.google.truth:truth:1.1.3'
             dependency 'com.google.truth.extensions:truth-java8-extension:1.1.3'