diff --git a/app/views/api/v1/projects/pipelines/build_pipeline.yaml.erb b/app/views/api/v1/projects/pipelines/build_pipeline.yaml.erb
index 3887278b4..9690d1cb7 100644
--- a/app/views/api/v1/projects/pipelines/build_pipeline.yaml.erb
+++ b/app/views/api/v1/projects/pipelines/build_pipeline.yaml.erb
@@ -33,6 +33,9 @@ on:
       - '.gitea/workflows/**'
       - '.github/workflows/**'
   <% end %>
+  <%if node.name.to_s.include?("on-fork") %>
+  fork:
+  <% end %>
   <%if node.name.to_s.include?("on-schedule") && node.input_values.present? %>
   schedule:
     <% node.input_values.each_key do |key| %>