diff --git a/Project.toml b/Project.toml
index 9a3589e..0832953 100644
--- a/Project.toml
+++ b/Project.toml
@@ -16,5 +16,6 @@ WignerSymbols = "9f57e263-0b3d-5e2e-b1be-24f2bb48858b"
 
 [compat]
 QuantumLattices = "0.9.3"
+StaticArrays = "1"
 TightBindingApproximation = "0.1.15"
 julia = "1.8"