diff --git a/build.gradle b/build.gradle
index 63860e8..71dfd88 100644
--- a/build.gradle
+++ b/build.gradle
@@ -40,10 +40,13 @@ sonarRunner {
     }
 }
 
-task configDocsZip(dependsOn: ':docs:asciidoctor') << {
+task configDocsZip(dependsOn: [':docs:asciidoctor',':spring-session:javadoc']) << {
     project.tasks.docsZip.from(project(':docs').asciidoctor) {
         into('reference')
     }
+    project.tasks.docsZip.from(project(':spring-session').javadoc) {
+        into('api')
+    }
 }