diff --git a/src/main/asciidoc/index.adoc b/src/main/asciidoc/index.adoc
index e0879b19a..dda4412f6 100644
--- a/src/main/asciidoc/index.adoc
+++ b/src/main/asciidoc/index.adoc
@@ -5,7 +5,7 @@ BioMed Central Development Team; Oliver Drotbohm; Greg Turnquist; Christoph Stro
 ifdef::backend-epub3[:front-cover-image: image:epub-cover.png[Front Cover,1050,1600]]
 :spring-data-commons-docs: ../../../../spring-data-commons/src/main/asciidoc
 
-(C) 2013-2021 The original author(s).
+(C) 2013-2022 The original author(s).
 
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