diff --git a/Project.toml b/Project.toml
index 735a210..811c142 100644
--- a/Project.toml
+++ b/Project.toml
@@ -31,6 +31,7 @@ Optimization = "3"
 OptimizationMOI = "0.1"
 OptimizationOptimJL = "0.1"
 OrderedCollections = "1"
+Primes = "0.5"
 StatsBase = "0.34"
 Zarr = "0.9"
 julia = "1"