diff --git a/spring-session-docs/spring-session-docs.gradle b/spring-session-docs/spring-session-docs.gradle
index 8a50b3b3..fe32226d 100644
--- a/spring-session-docs/spring-session-docs.gradle
+++ b/spring-session-docs/spring-session-docs.gradle
@@ -49,7 +49,7 @@ tasks.register("generateAntora") {
         outputFile.createNewFile()
         outputFile.setText("""name: session
 title: Spring Session
-version:2.6
+version: 2.6
 start_page: ROOT:index.adoc
 asciidoc:
   attributes: