diff --git a/build-constraints.yaml b/build-constraints.yaml
index 706f85bc..3db62370 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -1467,6 +1467,9 @@ packages:
         - circle-packing
         - tasty-expected-failure
 
+    "Florian Ragwitz <florian.ragwitz@gmail.com> @rafl":
+        - data-findcycle
+
     "Aditya Bhargava <adit@adit.io> @egonSchiele":
         - HandsomeSoup