diff --git a/3Dconference2025.json b/3Dconference2025.json
index ba1cd43..72f2de0 100644
--- a/3Dconference2025.json
+++ b/3Dconference2025.json
@@ -21,7 +21,7 @@
     {
       "title": "Abstracts submission - Deadline: Dec 15, 2024",
       "information": "We welcome abstracts from 3D practioners and method developers from industry, academia and government organisations related to 3D geological modelling in general and highlighting current practices, applications and challenges" ,
-      "sub_info": "Presenters must attend the conference in person and be registered. There is no abstract submission fee<br>Please use <a href=images/3DWorkshop_guidelines.docx>this abstract template </a> and <a href=https://forms.gle/xJCZFqzBia3jDHxh6  target=_blank>submit your abstract here</a> before Dec 15, 2024<br>Alternatively, if you do not have a gmail email account, please email your abstract to: loop3d DOT foundation AT gmail DOT com",
+      "sub_info": "Presenters must attend the conference in person and be registered. There is no abstract submission fee<br>Please use <a href=images/3DWorkshop_guidelines.docx>this abstract template </a> and <a href=https://forms.gle/xJCZFqzBia3jDHxh6  target=_blank>submit your abstract here as a PDF</a> before Dec 15, 2024<br><br>Alternatively, if you do not have a gmail account, please email your abstract as a pdf to: loop3d DOT foundation AT gmail DOT com, indicating your full name, affiliation and preferred presentation type (poster or oral)",
       "img": ""
     },
     {