diff --git a/solr/solr-ref-guide/src/pdf/SolrRefGuide-all.adoc b/solr/solr-ref-guide/src/pdf/SolrRefGuide-all.adoc
index aa379f3e849..4ac125e177c 100644
--- a/solr/solr-ref-guide/src/pdf/SolrRefGuide-all.adoc
+++ b/solr/solr-ref-guide/src/pdf/SolrRefGuide-all.adoc
@@ -1,4 +1,4 @@
-= Apache Solr Reference Guide: For Solr {solr-docs-version}
+= Apache Solr Reference Guide: For Solr {solr-guide-version}
 :toc:
 :toc-title: Table of Contents
 :toclevels: 2