diff --git a/fermi b/fermi
index 214f886..e73217f 100755
Binary files a/fermi and b/fermi differ
diff --git a/fermi.go b/fermi.go
index 66e2af8..90ca722 100644
--- a/fermi.go
+++ b/fermi.go
@@ -215,7 +215,6 @@ func prettyPrintStats(dist Dist) {
 	print_ci(0.90, "ci 90%: ")
 	print_ci(0.95, "ci 95%: ")
 	print_ci(0.99, "ci 99%: ")
-
 }
 
 /* Operations */
diff --git a/time-to-botec.fermi b/more/time-to-botec.fermi
similarity index 100%
rename from time-to-botec.fermi
rename to more/time-to-botec.fermi
diff --git a/sample/sample.go b/sample/sample.go
index f1e5302..19b5725 100644
--- a/sample/sample.go
+++ b/sample/sample.go
@@ -258,8 +258,8 @@ func Sample_parallel(f func64, n_samples int) []float64 {
 		go func(f func64) {
 			defer wg.Done()
 			var r = rand.New(rand.NewPCG(uint64(i), uint64(i+1)))
-			for i := range xs_i {
-				xs_i[i] = f(r)
+			for j := range xs_i {
+				xs_i[j] = f(r)
 			}
 		}(f)
 	}