diff --git a/rest-api-spec/build.gradle b/rest-api-spec/build.gradle
index 2a7de2c726d..cd49b9f1925 100644
--- a/rest-api-spec/build.gradle
+++ b/rest-api-spec/build.gradle
@@ -1,8 +1,7 @@
-apply plugin: 'java'
-apply plugin: 'com.bmuschko.nexus'
+apply plugin: 'elasticsearch.build'
+apply plugin: 'nebula.maven-base-publish'
+apply plugin: 'nebula.maven-scm'
 
-extraArchive {
-  sources = false
-  javadoc = false
-  tests = false
-}
+test.enabled = false
+jarHell.enabled = false
+licenseHeaders.enabled = false
diff --git a/rest-api-spec/src/main/resources/rest-api-spec/api/indices.upgrade.json b/rest-api-spec/src/main/resources/rest-api-spec/api/indices.upgrade.json
index 0e5e4ffd244..a8a83d6e82b 100644
--- a/rest-api-spec/src/main/resources/rest-api-spec/api/indices.upgrade.json
+++ b/rest-api-spec/src/main/resources/rest-api-spec/api/indices.upgrade.json
@@ -29,7 +29,7 @@
         "wait_for_completion": {
            "type" : "boolean",
            "description" : "Specify whether the request should block until the all segments are upgraded (default: false)"
-	},
+  },
         "only_ancient_segments": {
           "type" : "boolean",
           "description" : "If true, only ancient (an older Lucene major release) segments will be upgraded"