diff --git a/.travis.yml b/.travis.yml
index e11b65d..131eccb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,7 +10,6 @@ julia:
 
 matrix:
     allow_failures:
-        - julia: 1.0
         - julia: nightly
 
 after_success:
diff --git a/REQUIRE b/REQUIRE
index 4226ca9..3255747 100644
--- a/REQUIRE
+++ b/REQUIRE
@@ -1,2 +1,2 @@
-julia 0.7 1.0-
+julia 1
 FEMBase
diff --git a/src/FEMBeam.jl b/src/FEMBeam.jl
index 871f973..419b125 100644
--- a/src/FEMBeam.jl
+++ b/src/FEMBeam.jl
@@ -2,10 +2,16 @@
 # License is MIT: see https://github.com/JuliaFEM/FEMBeam.jl/blob/master/LICENSE
 
 """
-    FEMBeam - Beam implementation for JuliaFEM
+    FEMBeam
+
+Beam implementation for JuliaFEM.
 
 # Supported beams
-- Euler-Bernoulli beam in 3d
+
+- Euler-Bernoulli beam in 3D. Approximation of displacement field is done using
+  Hermite C1-continuous interpolation polynomials in bending and C0-continuous
+  Lagrange interpolation polynomials is axial direction and twisting. Each node
+  has 6 degrees of freedom.
 
 """
 module FEMBeam
diff --git a/src/beam2d.jl b/src/beam2d.jl
index ba52d50..3fe311b 100644
--- a/src/beam2d.jl
+++ b/src/beam2d.jl
@@ -2,13 +2,13 @@
 # License is MIT: see https://github.com/JuliaFEM/FEMBeam.jl/blob/master/LICENSE
 
 """
-    Beam2D - Euler-Bernoulli beam for 2d problems
+    Beam2D
+
+Euler-Bernoulli beam for 2d problems.
 """
 struct Beam2D <: FieldProblem end
 
-function FEMBase.get_unknown_field_name(::Problem{Beam2D})
-    return "displacement"
-end
+FEMBase.get_unknown_field_name(::Problem{Beam2D}) = "displacement"
 
 function FEMBase.assemble_elements!(::Problem{Beam2D}, ::Assembly,
                                elements::Vector{Element{B}}, ::Float64) where B