diff --git a/build.gradle b/build.gradle
index d78c576..9ac88e6 100644
--- a/build.gradle
+++ b/build.gradle
@@ -96,7 +96,7 @@ dependencies {
 	implementation 'net.java.dev.jna:jna:3.4.0'
 
 	testImplementation 'junit:junit:4.9'
-	testImplementation 'com.google.guava:guava:18.0'
+	testImplementation 'com.google.guava:guava:23.0'
 	testImplementation 'org.mockito:mockito-core:3.0.0'
 	testImplementation 'com.github.zafarkhaja:java-semver:0.9.0'
 	testImplementation 'commons-io:commons-io:2.4'