diff --git a/Project.toml b/Project.toml
index e53241b..0b6ed60 100644
--- a/Project.toml
+++ b/Project.toml
@@ -28,6 +28,7 @@ Interpolations = "0.14"
 Ipopt = "1"
 OffsetArrays = "1"
 Optimization = "3"
+OptimizationMOI = "0.1"
 StatsBase = "0.34"
 Zarr = "0.9"
 julia = "1"