diff --git a/content/3.defense-systems/pd-t4-7.md b/content/3.defense-systems/pd-t4-7.md
index 39cb2c82627e8bb5b8a8915d5740f5ebdff93f2a..b3871a3e40356b1d9976c7b662833039f9a90278 100644
--- a/content/3.defense-systems/pd-t4-7.md
+++ b/content/3.defense-systems/pd-t4-7.md
@@ -10,7 +10,7 @@ tableColumns:
     Activator: Unknown
     Effector: Unknown
 contributors:
-    Ernest Mordret  
+    - Ernest Mordret  
 relevantAbstracts:
     - doi: 10.1038/s41564-022-01219-4
 ---