diff --git a/dev/main_case9.jl b/dev/main_case9.jl
index 4af0b46..d64c52c 100644
--- a/dev/main_case9.jl
+++ b/dev/main_case9.jl
@@ -11,8 +11,8 @@ function main()
 
     relax_ctx = set_relaxation(problem; hierarchykind=:Real,
                                         symmetries=[PhaseInvariance],
-                                        issparse=false,
-                                        d = 2)
+                                        issparse=true,
+                                        d = 1)
 
     println("\n--------------------------------------------------------")
     println("problem = \n$problem")
diff --git a/main_cplx.jl b/main_cplx.jl
index 3f3e355..6bc58fb 100644
--- a/main_cplx.jl
+++ b/main_cplx.jl
@@ -3,7 +3,7 @@ include(joinpath(ROOT, "src_SOShierarchy", "SOShierarchy.jl"))
 
 
 function main()
-    rmeqs = true
+    rmeqs = false
 
     OPFpbs = load_OPFproblems(MatpowerInput, joinpath("..", "data", "data_Matpower", "matpower", "WB2.m"))
     problem = build_globalpb!(OPFpbs)