diff --git a/src/meshes/mesh_io.jl b/src/meshes/mesh_io.jl
index ce2ef410aa8..5757a232ef3 100644
--- a/src/meshes/mesh_io.jl
+++ b/src/meshes/mesh_io.jl
@@ -123,7 +123,7 @@ end
 # Does not save the mesh itself to an HDF5 file. Instead saves important attributes
 # of the mesh, like its size and the type of boundary mapping function.
 # Then, within Trixi2Vtk, the StructuredMesh and its node coordinates are reconstructured from
-# these attributes for plotting purposes
+# these attributes for plotting purposes.
 function save_mesh_file(mesh::StructuredMeshView, output_directory; system = "",
                         timestep = 0)
     # Create output directory (if it does not exist)