diff --git a/build-constraints.yaml b/build-constraints.yaml
index c9a79f84..a98a7072 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -5078,6 +5078,7 @@ skipped-tests:
     - clock
     - js-flot
     - js-jquery
+    - splitmix
 
     # Requires filesystem access
     - json-autotype
@@ -5624,6 +5625,7 @@ skipped-benchmarks:
     - nanospec
     - scientific
     - vector-binary-instances
+    - clock
 
 # end of skipped-benchmarks