diff --git a/Project.toml b/Project.toml
index 1bbdf3e..8934e13 100644
--- a/Project.toml
+++ b/Project.toml
@@ -7,13 +7,10 @@ version = "0.1.6"
 BlockArrays = "8e7c35d0-a365-5155-bbbb-fb81a777f24e"
 ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"
 DataStructures = "864edb3b-99cc-5e75-8d2d-829cb0a9cfe8"
-FiniteDiff = "6a86dc24-6348-571c-b903-95158fe2bd41"
 ForwardDiff = "f6369f11-7733-5829-9624-2563aa707210"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 SymbolicTracingUtils = "77ddf47f-b2ab-4ded-95ee-54f4fa148129"
-TrajectoryGamesBase = "ac1ac542-73eb-4349-ae1b-660ab3609574"
-Zygote = "e88e6eb3-aa80-5325-afca-941959d7151f"
 
 [compat]
 BlockArrays = "0.16.43, 1"
@@ -24,6 +21,13 @@ ForwardDiff = "0.10.38"
 LinearAlgebra = "1.11.0"
 SparseArrays = "1.11.0"
 SymbolicTracingUtils = "0.1.1"
-TrajectoryGamesBase = "0.3.10"
 Zygote = "0.6.73"
 julia = "1.11"
+
+[extras]
+FiniteDiff = "6a86dc24-6348-571c-b903-95158fe2bd41"
+Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
+Zygote = "e88e6eb3-aa80-5325-afca-941959d7151f"
+
+[targets]
+test = ["FiniteDiff", "Test", "Zygote"]
diff --git a/src/MixedComplementarityProblems.jl b/src/MixedComplementarityProblems.jl
index 0125f35..f3e7c80 100644
--- a/src/MixedComplementarityProblems.jl
+++ b/src/MixedComplementarityProblems.jl
@@ -2,10 +2,11 @@ module MixedComplementarityProblems
 
 using SparseArrays: SparseArrays
 using LinearAlgebra: LinearAlgebra, I, norm, eigvals
-using BlockArrays: blocks, blocksizes
-using TrajectoryGamesBase: to_blockvector
+using BlockArrays: blocks, blocksizes, BlockArray
 using SymbolicTracingUtils: SymbolicTracingUtils as SymbolicTracingUtils
 
+to_blockvector(block_dimensions) = Base.Fix2(BlockArray,block_dimensions)
+
 include("mcp.jl")
 include("solver.jl")
 include("game.jl")