diff --git a/reference/html/index.html b/reference/html/index.html
index 1f173efcb..c03edd30b 100644
--- a/reference/html/index.html
+++ b/reference/html/index.html
@@ -195,7 +195,7 @@ $(addBlockSwitches);
 <div id="preamble">
 <div class="sectionbody">
 <div class="paragraph">
-<p><strong>2.2.0.BUILD-SNAPSHOT</strong></p>
+<p><strong>2.2.1.BUILD-SNAPSHOT</strong></p>
 </div>
 </div>
 </div>
diff --git a/reference/html/spring-cloud-sleuth.html b/reference/html/spring-cloud-sleuth.html
index 1f173efcb..c03edd30b 100644
--- a/reference/html/spring-cloud-sleuth.html
+++ b/reference/html/spring-cloud-sleuth.html
@@ -195,7 +195,7 @@ $(addBlockSwitches);
 <div id="preamble">
 <div class="sectionbody">
 <div class="paragraph">
-<p><strong>2.2.0.BUILD-SNAPSHOT</strong></p>
+<p><strong>2.2.1.BUILD-SNAPSHOT</strong></p>
 </div>
 </div>
 </div>