diff --git a/Project.toml b/Project.toml
index 8f63925..e909cb6 100644
--- a/Project.toml
+++ b/Project.toml
@@ -22,6 +22,7 @@ SuiteSparse = "4607b0f0-06f3-5cda-b6b1-a6196a1729e9"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [compat]
+AlgebraicMultigrid = "0.4"
 ArchGDAL = "0.5 - 0.6"
 GZip = "0.5.1"
 IterativeSolvers = "0.8, 0.9"