diff --git a/test/runtests.jl b/test/runtests.jl
index 8051e0b..8c68445 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -11,44 +11,70 @@ end
 
 const TestDigits = 6 # number of significant digits to test selected functions to
 
-@testset "Region 1, forwards equations for P and T" begin include("testreg1.jl") end
+@testset "Region 1, forwards equations for P and T              " begin 
+    include("testreg1.jl")
+end
 
 # The free energies have lower consistency between the forward and backwards equations. Check to fewer significant digits.
-@testset "Region 1, backwards equations for P and h" begin include("testreg1Ph.jl") end
-
-
+@testset "Region 1, backwards equations for P and h             " begin
+    include("testreg1Ph.jl")
+end
 
 # The free energies have lower consistency between the forward and backwards equations. Check to fewer significant digits.
-@testset "Region 1, backwards equations for P and s" begin include("testreg1Ps.jl") end
-@testset "Region 2, forwards equations for P and T"  begin include("testreg2.jl") end
+@testset "Region 1, backwards equations for P and s             " begin
+    include("testreg1Ps.jl")
+end
+@testset "Region 2, forwards equations for P and T              " begin
+    include("testreg2.jl")
+end
 
 # The free energies have lower consistency between the forward and backwards equations. Check to fewer significant digits.
-@testset "Region 2a, backwards equations for P and h" begin include("testreg2aPh.jl") end
+@testset "Region 2a, backwards equations for P and h            " begin
+    include("testreg2aPh.jl")
+end
 
 # The free energies have lower consistency between the forward and backwards equations. Check to fewer significant digits.
-@testset "Region 2b, backwards equations for P and h" begin include("testreg2bPh.jl") end
+@testset "Region 2b, backwards equations for P and h            " begin
+    include("testreg2bPh.jl")
+end
 
 # The free energies have lower consistency between the forward and backwards equations. Check to fewer significant digits.
-@testset "Region 2c, backwards equations for P and h" begin include("testreg2cPh.jl") end
+@testset "Region 2c, backwards equations for P and h            " begin
+    include("testreg2cPh.jl")
+end
 
 # The free energies have lower consistency between the forward and backwards equations. Check to fewer significant digits.
-@testset "Region 2a, backwards equations for P and s" begin include("testreg2aPs.jl") end
+@testset "Region 2a, backwards equations for P and s            " begin
+    include("testreg2aPs.jl")
+end
 
 # The free energies have lower consistency between the forward and backwards equations. Check to fewer significant digits.
 #@test mysignif(SpecificG(8.0,  0.600_484_040E3), TestDigits)  ≈ mysignif(SpecificG_Ps(8.0,  6.0), TestDigits)
-@testset "Region 2b, backwards equations for P and s" begin include("testreg2bPs.jl") end
+@testset "Region 2b, backwards equations for P and s            " begin
+    include("testreg2bPs.jl")
+end
 
 # The free energies have lower consistency between the forward and backwards equations. Check to fewer significant digits.
-@testset "Region 2c, backwards equations for P and s" begin include("testreg2cPs.jl") end
+@testset "Region 2c, backwards equations for P and s            " begin
+    include("testreg2cPs.jl")
+end
 
 # Region 3 is specified in terms of density rather than pressure. The utility functions fix this by solving
 # for the pressure. This does introduce some small error, which means we should check to fewer significant digits.
 # For consistency the checks here are done to the same number of digits as for the free energies, although the
 # accuracy here will be better.
-@testset "Region 3, forwards equations for P and T" begin include("testreg3.jl") end
+@testset "Region 3, forwards equations for P and T              " begin
+    include("testreg3.jl")
+end
 
-@testset "Region 4 - saturation pressure from temperature" begin include("testreg4T.jl") end
+@testset "Region 4 - saturation pressure from temperature       " begin
+    include("testreg4T.jl")
+end
 
-@testset "Region 4 - saturation temperature from pressure" begin include("testreg4P.jl") end
+@testset "Region 4 - saturation temperature from pressure       " begin
+    include("testreg4P.jl")
+end
 
-@testset "Region 5 - forwards equations for P and T" begin include("testreg5.jl") end
+@testset "Region 5 - forwards equations for P and T             " begin
+    include("testreg5.jl")
+end