diff --git a/wnfs-nameaccumulator/Cargo.toml b/wnfs-nameaccumulator/Cargo.toml
index ea449b70..a9fa265a 100644
--- a/wnfs-nameaccumulator/Cargo.toml
+++ b/wnfs-nameaccumulator/Cargo.toml
@@ -25,7 +25,7 @@ num-integer = "0.1.45"
 num-traits = "0.2.15"
 once_cell = "1.0"
 rand_core = "0.6"
-rug = { version = "1.22", optional = true, default-features = false, features = ["rand", "integer", "num-traits"] }
+rug = { version = "1.24", optional = true, default-features = false, features = ["std", "rand", "integer", "num-traits"] }
 serde = { version = "1.0", features = ["rc"] }
 serde_bytes = "0.11.9"
 thiserror = "1.0"