diff --git a/Project.toml b/Project.toml
index 7f1eda35..2af9d5fd 100644
--- a/Project.toml
+++ b/Project.toml
@@ -23,8 +23,12 @@ TimerOutputs = "a759f4b9-e2f1-59dc-863e-4aeb61b1ea8f"
 
 [compat]
 AMD = "0.4, 0.5"
+DataStructures = "0.18"
 GenericLinearAlgebra = "0.3"
+HSL = "0.4"
 MathOptInterface = "1.20"
+Pardiso = "0.5"
+QDLDL = "0.4.1"
 Requires = "1"
 SnoopPrecompile = "1"
 StaticArrays = "1"