diff --git a/algo/randomSearch.go b/algo/randomSearch.go
index 37c4d20..cfd843c 100644
--- a/algo/randomSearch.go
+++ b/algo/randomSearch.go
@@ -96,16 +96,16 @@ func RandomSearch(fes uint) {
 	for _, dimens := range bench.Dimensions {
 		for j := 0; j < minIters; j++ {
 			// run Schwefel.
-			v, r := singleRandomSearch(dimens+1, "Schwefel", bench.SchwefelParams.Min(), bench.SchwefelParams.Max())
+			v, r := singleRandomSearch(dimens, "Schwefel", bench.SchwefelParams.Min(), bench.SchwefelParams.Max())
 			valsSchwefel = append(valsSchwefel, v)
 			resultsSchwefel = append(resultsSchwefel, r)
 
 			// run De Jong 1st.
-			vDJ1, rDJ1 := singleRandomSearch(dimens+1, "DeJong1st", bench.DeJong1Params.Min(), bench.DeJong1Params.Max())
+			vDJ1, rDJ1 := singleRandomSearch(dimens, "DeJong1st", bench.DeJong1Params.Min(), bench.DeJong1Params.Max())
 			valsDeJong1st = append(valsDeJong1st, vDJ1)
 			resultsDeJong1st = append(resultsDeJong1st, rDJ1)
 			// run De Jong 2nd.
-			vDJ2, rDJ2 := singleRandomSearch(dimens+1, "DeJong2nd", bench.DeJong2Params.Min(), bench.DeJong2Params.Max())
+			vDJ2, rDJ2 := singleRandomSearch(dimens, "DeJong2nd", bench.DeJong2Params.Min(), bench.DeJong2Params.Max())
 			valsDeJong2nd = append(valsDeJong2nd, vDJ2)
 			resultsDeJong2nd = append(resultsDeJong2nd, rDJ2)
 		}