diff --git a/build-constraints.yaml b/build-constraints.yaml
index 9b27658c..9e409d64 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3148,6 +3148,9 @@ package-flags:
     hpio:
         test-hlint: false
 
+    idris:
+        ffi: true
+
     minio-hs:
         live-test: false