diff --git a/build-constraints.yaml b/build-constraints.yaml
index 17bd8ab6..81716dcb 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -506,8 +506,7 @@ packages:
 
     "Dominic Steinitz <dominic@steinitz.org>":
         - yarr
-        # https://github.com/fpco/stackage/issues/1561
-        # - random-fu
+        - random-fu
 
     "Ben Gamari <ben@smart-cactus.org>":
         - vector-fftw
@@ -2461,6 +2460,9 @@ skipped-tests:
     - system-fileio
     - shelly
 
+    # https://github.com/fpco/stackage/issues/1561
+    - safecopy
+
 # end of skipped-tests
 
 # Tests which we should build and run, but which are expected to fail. We