diff --git a/build-constraints.yaml b/build-constraints.yaml
index a0494707..d2d1fbc1 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -394,6 +394,14 @@ packages:
         - fb-persistent
         - mangopay
         - nonce
+        - serversession
+        - serversession-backend-acid-state
+        - serversession-backend-persistent
+        - serversession-backend-redis
+        - serversession-frontend-snap
+        # <https://github.com/singpolyma/wai-session/pull/7>
+        # - serversession-frontend-wai
+        - serversession-frontend-yesod
         - thumbnail-plus
         - yesod-fb
         - yesod-auth-fb