diff --git a/changelog/unreleased/PR#4097-update-org-openapi-generator.yml b/changelog/unreleased/PR#4097-update-org-openapi-generator.yml
new file mode 100644
index 00000000000..dd9ed507c1c
--- /dev/null
+++ b/changelog/unreleased/PR#4097-update-org-openapi-generator.yml
@@ -0,0 +1,7 @@
+title: Update org.openapi.generator to v7.19.0
+type: dependency_update
+authors:
+- name: solrbot
+links:
+- name: PR#4097
+  url: https://github.com/apache/solr/pull/4097
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index c9616523957..f1dd5f3d9b6 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -177,7 +177,7 @@ nodegradle-node = "7.1.0"
 # @keep Node JS version used in node.gradle (LTS)
 nodejs = "22.18.0"
 onnx = "1.23.0"
-openapi = "7.18.0"
+openapi = "7.19.0"
 openjdk-jmh = "1.37"
 opentelemetry = "1.56.0"
 opentelemetry-prometheus = "1.56.0-alpha"