diff --git a/config.yaml b/config.yaml
index 2caefb0..f5ffecd 100644
--- a/config.yaml
+++ b/config.yaml
@@ -75,6 +75,10 @@ instructors:
 # Learner Profiles
 profiles:
 
+# Surveys.
+pre_survey: "https://carpentries.typeform.com/to/wi32rS?slug="
+post_survey: "https://carpentries.typeform.com/to/UgVdRQ?slug="
+
 # Customisation ---------------------------------------------
 #
 # This space below is where custom yaml items (e.g. pinning