diff --git a/Project.toml b/Project.toml
index 2dcc136..5a63146 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "HydroModels"
 uuid = "7e3cde01-c141-467b-bff6-5350a0af19fc"
 authors = ["jingx <50790703+chooron@users.noreply.github.com>"]
-version = "0.1.1"
+version = "0.1.2"
 
 [deps]
 Accessors = "7d9f7c33-5ae7-4f3b-8dc6-eff91059b697"
diff --git a/test/run_lumped_model.jl b/test/run_lumped_model.jl
index 8a20c2d..d2a8d67 100644
--- a/test/run_lumped_model.jl
+++ b/test/run_lumped_model.jl
@@ -1,4 +1,4 @@
- step_func(x) = (tanh(5.0 * x) + 1.0) * 0.5
+step_func(x) = (tanh(5.0 * x) + 1.0) * 0.5
 
 @testset "test lumped hydro model (exp-hydro with no neural network and no unit hydrograph)" begin
     @parameters Tmin Tmax Df Smax f Qmax