diff --git a/Project.toml b/Project.toml
index ebae974..443b02e 100755
--- a/Project.toml
+++ b/Project.toml
@@ -19,6 +19,7 @@ KetSparse = "SparseArrays"
 
 [compat]
 Combinatorics = "1"
+CyclotomicNumbers = "0.1"
 DoubleFloats = "1.3.8"
 GenericLinearAlgebra = "0.3"
 Nemo = "0.39 - 0.45"