diff --git a/product/ERP5Form/PlanningBox.py b/product/ERP5Form/PlanningBox.py
index c4b67d4f1dbf3c37a0c906a3279bf4994572eb2a..65d562081a4eccb5dcd56715bcda16afdabd43da 100644
--- a/product/ERP5Form/PlanningBox.py
+++ b/product/ERP5Form/PlanningBox.py
@@ -2292,6 +2292,7 @@ class Activity:
 
 
       block_color = self.color
+      block_link = self.link
       #if zone == 1:
       #  block_color = ''
       #  block_link = self.link