diff --git a/doc/release-notes/4.18-release-notes.md b/doc/release-notes/4.18-release-notes.md
index 56ca67a7983..2659242f1d0 100644
--- a/doc/release-notes/4.18-release-notes.md
+++ b/doc/release-notes/4.18-release-notes.md
@@ -8,7 +8,9 @@ This release brings new features, enhancements, and bug fixes to Dataverse. Than
 
 File-level External Tools can now be configured to display in a "Preview Mode" designed for embedding within the file landing page.
 
-While not technically part of this release, previewers have been made available for several common file types. The previewers support for spreadsheet, image, text, document, audio, video, html files and more. These previewers can be found in the <a href="https://github.com/QualitativeDataRepository/dataverse-previewers">Qualitative Data Repository Github Repository</a>.
+While not technically part of this release, previewers have been made available for several common file types. The previewers support for spreadsheet, image, text, document, audio, video, html files and more. These previewers can be found in the <a href="https://github.com/QualitativeDataRepository/dataverse-previewers">Qualitative Data Repository Github Repository</a>. The spreadsheet viewer was contributed by the [Dataverse SSHOC][] project.
+
+[Dataverse SSHOC]: https://www.sshopencloud.eu/news/developing-sshoc-dataverse
 
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