diff --git a/Project.toml b/Project.toml
index 75614acf..99b7ebd9 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "Metaheuristics"
 uuid = "bcdb8e00-2c21-11e9-3065-2b553b22f898"
 authors = ["Jesus Mejia <jesusmejded@gmail.com>"]
-version = "3.2.14"
+version = "3.2.15"
 
 [deps]
 Distances = "b4f34e82-e78d-54a5-968a-f98e89d6e8f7"
diff --git a/src/common/set_user_solutions.jl b/src/common/set_user_solutions.jl
index b1c3f123..757d78b1 100644
--- a/src/common/set_user_solutions.jl
+++ b/src/common/set_user_solutions.jl
@@ -16,7 +16,7 @@ f (generic function with 1 method)
 julia> algo  = ECA(N = 61); # optimizer
 
 julia> # one solution can be provided
-       x0 = [0.5, 0.5 0.5];
+       x0 = [0.5, 0.5, 0.5];
 
 julia> set_user_solutions!(algo, x0, f);