diff --git a/test/test_tree_1d_euler.jl b/test/test_tree_1d_euler.jl
index 4bc949c7c35..70860ed068e 100644
--- a/test/test_tree_1d_euler.jl
+++ b/test/test_tree_1d_euler.jl
@@ -412,7 +412,7 @@ end
 @trixi_testset "test_quasi_1D_entropy" begin
     a = 0.9
     u_1D = SVector(1.1, 0.2, 2.1)
-    u_quasi_1D = SVector(a * 1.1, a * .2, a * 2.1, a)
+    u_quasi_1D = SVector(a * 1.1, a * 0.2, a * 2.1, a)
     @test entropy(u_quasi_1D, CompressibleEulerEquationsQuasi1D(1.4)) ≈ a * entropy(u_1D, CompressibleEulerEquations1D(1.4))
 end