diff --git a/NEWS b/NEWS
index 9079c9fb4..4a6847e2e 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,10 @@
+== Version 2.8.1 (unreleased) ==
+
+Changes:
+
+* Relaxed Guava dependency version constraint to include major version 33.
+
+
 == Version 2.8.0 ==
 
 `webauthn-server-core`:
diff --git a/settings.gradle.kts b/settings.gradle.kts
index 748817861..755418df8 100644
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@@ -22,7 +22,7 @@ dependencyResolutionManagement {
     versionCatalogs {
         create("constraintLibs") {
             library("cbor", "com.upokecenter:cbor:[4.5.1,5)")
-            library("guava", "com.google.guava:guava:[24.1.1,33)")
+            library("guava", "com.google.guava:guava:[24.1.1,34)")
             library("httpclient5", "org.apache.httpcomponents.client5", "httpclient5").version {
               strictly("[5.0.0,6)")
               reject("[5.4-alpha1,5.4.3)")