diff --git a/Project.toml b/Project.toml
index b018910..7cad558 100644
--- a/Project.toml
+++ b/Project.toml
@@ -16,6 +16,11 @@ StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 
 [compat]
+ArnoldiMethod = "0.4.0"
+FLOWMath = "0.3, 0.4"
+GXBeam = "0.5.1"
+MAT = "0.10"
+StaticArrays = "1"
 julia = "1"
 
 [extras]