diff --git a/data/events/2026/istanbul/main.yml b/data/events/2026/istanbul/main.yml
index 7859d34ad3..49efb98da2 100644
--- a/data/events/2026/istanbul/main.yml
+++ b/data/events/2026/istanbul/main.yml
@@ -18,14 +18,13 @@ cfp_date_start: 2026-02-15T00:00:00+03:00  # start accepting talk proposals.
 cfp_date_end:  2026-06-01T23:59:59+03:00 # close your call for proposals.
 cfp_date_announce:  # inform proposers of status
 
+cfp_link: "https://talks.devopsdays.org/devopdays-istanbul-2026/cfp" #if you have a custom link for submitting proposals, add it here. This will control the Propose menu item as well as the "Propose" button.
 
-cfp_link: "https://www.papercall.io/devopsdays-istanbul-2026" #if you have a custom link for submitting proposals, add it here. This will control the Propose menu item as well as the "Propose" button.
-
-registration_date_start: # start accepting registration. Leave blank if registration is not open yet. This will make the "Register" button appear on your "Welcome" page.
-registration_date_end: # close registration. Leave blank if registration is not open yet. If you set "registration_date_start" you need a value here.
+registration_date_start: 2026-03-01T00:00:00+03:00 # start accepting registration. Leave blank if registration is not open yet. This will make the "Register" button appear on your "Welcome" page.
+registration_date_end: 2026-10-24T00:00:00+03:00 # close registration. Leave blank if registration is not open yet. If you set "registration_date_start" you need a value here.
 
 registration_closed: "" #set this to true if you need to manually close registration before your registration end date
-registration_link: "" # If you have a custom registration link, enter it here. This will control the Registration menu item as well as the "Register" button.
+registration_link: "https://kommunity.com/devops-turkiye/events/devopsdays-istanbul-2026-ae573533" # If you have a custom registration link, enter it here. This will control the Registration menu item as well as the "Register" button.
 
 # Location
 #
@@ -47,9 +46,9 @@ event_social_youtube: "devopsdaysist" # Change this to the youtube channel handl
 # legacy
 
 nav_elements: # List of pages you want to show up in the navigation of your page.
- # - name: propose
+  - name: propose
  # - name: location
- # - name: registration
+  - name: registration
  # - name: program
  #   url: https://devopsdays.istanbul/#schedules
  # - name: speakers