diff --git a/topics/ecology/tutorials/Manage_AB1_Sanger/tutorial.md b/topics/ecology/tutorials/Manage_AB1_Sanger/tutorial.md
index 1fc0bf8c6dfe10..5251b152bf0ec4 100644
--- a/topics/ecology/tutorials/Manage_AB1_Sanger/tutorial.md
+++ b/topics/ecology/tutorials/Manage_AB1_Sanger/tutorial.md
@@ -12,7 +12,7 @@ time_estimation: 1H
 key_points:
 - Check your data and results for mistakes afterward !!!! This procedure is useful but not perfect
 contributors:
-- ColineRoyaux
+- colineroyaux
 
 ---