diff --git a/build-constraints.yaml b/build-constraints.yaml
index a4af2613..54840190 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2333,6 +2333,8 @@ skipped-tests:
     # Requires stripe API key and unreleased test package https://github.com/fpco/stackage/issues/1272
     - stripe-http-streams
 
+    # times out without framebuffer (https://github.com/ghcjs/jsaddle/issues/9)
+    - jsaddle
 # end of skipped-tests
 
 # Tests which we should build and run, but which are expected to fail. We