diff --git a/extensions/smallrye-openapi/deployment/src/main/java/io/quarkus/smallrye/openapi/deployment/SmallRyeOpenApiProcessor.java b/extensions/smallrye-openapi/deployment/src/main/java/io/quarkus/smallrye/openapi/deployment/SmallRyeOpenApiProcessor.java
index 851e82a60e179..f73cfa65aeeeb 100644
--- a/extensions/smallrye-openapi/deployment/src/main/java/io/quarkus/smallrye/openapi/deployment/SmallRyeOpenApiProcessor.java
+++ b/extensions/smallrye-openapi/deployment/src/main/java/io/quarkus/smallrye/openapi/deployment/SmallRyeOpenApiProcessor.java
@@ -244,6 +244,7 @@ void registerAutoSecurityFilter(BuildProducer<SyntheticBeanBuildItem> syntheticB
     @BuildStep
     @Record(ExecutionTime.STATIC_INIT)
     void registerAnnotatedUserDefinedRuntimeFilters(BuildProducer<SyntheticBeanBuildItem> syntheticBeans,
+            BuildProducer<ReflectiveClassBuildItem> reflectiveClass,
             OpenApiFilteredIndexViewBuildItem apiFilteredIndexViewBuildItem,
             OpenApiRecorder recorder) {
         Config config = ConfigProvider.getConfig();
@@ -256,6 +257,7 @@ void registerAnnotatedUserDefinedRuntimeFilters(BuildProducer<SyntheticBeanBuild
                 .supplier(recorder.createUserDefinedRuntimeFilters(userDefinedRuntimeFilters))
                 .done());
 
+        reflectiveClass.produce(ReflectiveClassBuildItem.builder(userDefinedRuntimeFilters.toArray(new String[] {})).build());
     }
 
     @BuildStep