diff --git a/changelog/unreleased/PR#4365-update-hk2.yml b/changelog/unreleased/PR#4365-update-hk2.yml
new file mode 100644
index 00000000000..0688751b065
--- /dev/null
+++ b/changelog/unreleased/PR#4365-update-hk2.yml
@@ -0,0 +1,7 @@
+title: Update hk2 to v4
+type: dependency_update
+authors:
+- name: solrbot
+links:
+- name: PR#4365
+  url: https://github.com/apache/solr/pull/4365
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 3c6c8acb619..abbe6a655b3 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -113,7 +113,7 @@ grpc = "1.80.0"
 # @keep Gulp version used in ref-guide
 gulp-cli = "3.1.0"
 hamcrest = "3.0"
-hk2 = "3.1.1"
+hk2 = "4.0.1"
 hsqldb = "2.7.4"
 ibm-icu = "77.1"
 immutables-valueannotations = "2.12.1"