diff --git a/Project.toml b/Project.toml
index c439f7a..f04e1dd 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "MIPLearn"
 uuid = "2b1277c3-b477-4c49-a15e-7ba350325c68"
 authors = ["Alinson S Xavier <git@axavier.org>"]
-version = "0.3.0"
+version = "0.4.0"
 
 [deps]
 Conda = "8f4d0f93-b110-5947-807f-2305c1781a2d"
@@ -29,6 +29,8 @@ DataStructures = "0.18"
 HDF5 = "0.16"
 HiGHS = "1"
 JLD2 = "0.4"
+JSON = "0.21"
+julia = "1"
 JuMP = "1"
 KLU = "0.4"
 MathOptInterface = "1"
@@ -37,4 +39,3 @@ PyCall = "1"
 Requires = "1"
 Statistics = "1"
 TimerOutputs = "0.5"
-julia = "1"