diff --git a/scm-webapp/src/main/java/sonia/scm/api/v2/resources/IndexResource.java b/scm-webapp/src/main/java/sonia/scm/api/v2/resources/IndexResource.java
index 1eec99ea96..611fba6f2c 100644
--- a/scm-webapp/src/main/java/sonia/scm/api/v2/resources/IndexResource.java
+++ b/scm-webapp/src/main/java/sonia/scm/api/v2/resources/IndexResource.java
@@ -1,6 +1,8 @@
 package sonia.scm.api.v2.resources;
 
 import com.webcohesion.enunciate.metadata.rs.TypeHint;
+import io.swagger.v3.oas.annotations.OpenAPIDefinition;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
 import sonia.scm.security.AllowAnonymousAccess;
 import sonia.scm.web.VndMediaType;
 
@@ -9,6 +11,10 @@ import javax.ws.rs.GET;
 import javax.ws.rs.Path;
 import javax.ws.rs.Produces;
 
+@OpenAPIDefinition(security = {
+  @SecurityRequirement(name = "Basic Authentication"),
+  @SecurityRequirement(name = "Bearer Token Authentication")
+})
 @Path(IndexResource.INDEX_PATH_V2)
 @AllowAnonymousAccess
 public class IndexResource {