diff --git a/eclipse_plugin/META-INF/MANIFEST.MF b/eclipse_plugin/META-INF/MANIFEST.MF
index fb8d1bbde..b5583d602 100644
--- a/eclipse_plugin/META-INF/MANIFEST.MF
+++ b/eclipse_plugin/META-INF/MANIFEST.MF
@@ -11,5 +11,5 @@ Require-Bundle: org.eclipse.jdt.core;bundle-version="3.10.0",
  org.eclipse.ui,
  org.eclipse.equinox.common
 Bundle-ClassPath: .,
- lib/guava-28.1-jre.jar,
+ lib/guava-30.1.1-jre.jar,
  lib/google-java-format-1.9.jar
diff --git a/eclipse_plugin/build.properties b/eclipse_plugin/build.properties
index 161a94d3d..de8466a3f 100644
--- a/eclipse_plugin/build.properties
+++ b/eclipse_plugin/build.properties
@@ -3,5 +3,5 @@ output.. = target/classes
 bin.includes = META-INF/,\
                .,\
                plugin.xml,\
-               lib/guava-28.1-jre.jar,\
+               lib/guava-30.1.1-jre.jar,\
                lib/google-java-format-1.9.jar
diff --git a/eclipse_plugin/pom.xml b/eclipse_plugin/pom.xml
index 3c538a33c..600810687 100644
--- a/eclipse_plugin/pom.xml
+++ b/eclipse_plugin/pom.xml
@@ -37,7 +37,7 @@
 
     <!-- specific library versions; must match declarations in build.properties and META-INF/MANIFEST.MF -->
     <google-java-format.version>1.9</google-java-format.version>
-    <guava.version>28.1-jre</guava.version>
+    <guava.version>30.1.1-jre</guava.version>
   </properties>
 
   <dependencies>
diff --git a/pom.xml b/pom.xml
index 33af14e8a..aa85ac7c2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -90,7 +90,7 @@
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <java.version>1.8</java.version>
-    <guava.version>30.0-jre</guava.version>
+    <guava.version>30.1.1-jre</guava.version>
     <truth.version>1.0</truth.version>
     <checker.version>3.6.1</checker.version>
     <errorprone.version>2.7.1</errorprone.version>