diff --git a/paper.md b/paper.md
index 1e7b629..e5aac4c 100644
--- a/paper.md
+++ b/paper.md
@@ -16,7 +16,7 @@ authors:
    orcid: 0000-0001-9185-3022
    affiliation: 1
  - name: Jonathan M Cullen
-   orcid: 0000-0001-9367-1791
+   orcid: 0000-0003-4347-5025
    affiliation: 1
 affiliations:
  - name: University of Cambridge