diff --git a/docs/src/nonhistory.jl b/docs/src/nonhistory.jl
index a955306..6f7b451 100644
--- a/docs/src/nonhistory.jl
+++ b/docs/src/nonhistory.jl
@@ -8,7 +8,11 @@
 
 # To show this, let us run a simulation with hourly time steps, with a duration of 1 year (so ``8760`` time steps),
 # with both the convolution and the non-history time superposition methods.
-# Let us define an example, very similar to 
+# Let us define an example, very similar to [Basic tutorial](@ref)
+
+using BoreholeNetworksSimulator
+
+#
 
 Δt = 3600.#8760*3600/12.
 Nt = 8760
diff --git a/docs/src/tutorial.jl b/docs/src/tutorial.jl
index 55d1af0..83c52d2 100644
--- a/docs/src/tutorial.jl
+++ b/docs/src/tutorial.jl
@@ -10,6 +10,10 @@
 # We start by specifying the simulation time step and the simulation duration. For our example, 
 # we will take monthly time steps during 10 years:
 
+using BoreholeNetworksSimulator
+
+#
+
 Δt = 8760*3600/12.
 Nt = 10*12
 
diff --git a/examples/complex_borefield.jl b/examples/complex_borefield.jl
index 0445847..ff0acd3 100644
--- a/examples/complex_borefield.jl
+++ b/examples/complex_borefield.jl
@@ -1,5 +1,4 @@
 using BoreholeNetworksSimulator
-import BoreholeNetworksSimulator: n_branches
 using CSV
 
 function load_borefield_from_file(file)
diff --git a/src/BoreholeNetworksSimulator.jl b/src/BoreholeNetworksSimulator.jl
index f0c3469..2d02927 100644
--- a/src/BoreholeNetworksSimulator.jl
+++ b/src/BoreholeNetworksSimulator.jl
@@ -22,8 +22,8 @@ using FiniteLineSource
 
 include("utils.jl")
 
-modular = get_all_julia_files_in_dir("$(@__DIR__)/modular")
-sort_dependencies!(modular, ["interfaces/", "core/"])
+modular = get_all_julia_files_in_dir(joinpath(@__DIR__, "modular"))
+sort_dependencies!(modular, ["interfaces", "core"])
 include.(modular)
 
 export Borehole, SingleUPipeBorehole