diff --git a/build.gradle b/build.gradle
index e92b454b8ac..ac8dff432ec 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,7 +2,7 @@ plugins {
     id "java"
     id "org.springframework.boot" version "3.3.2"
     id "io.spring.dependency-management" version "1.1.6"
-    id "org.springdoc.openapi-gradle-plugin" version "1.8.0"
+    id "org.springdoc.openapi-gradle-plugin" version "1.9.0"
     id "io.swagger.swaggerhub" version "1.3.2"
     id "edu.sc.seis.launch4j" version "3.0.6"
     id "com.diffplug.spotless" version "6.25.0"