diff --git a/examples/dmd/parametric_tw_csv.cpp b/examples/dmd/parametric_tw_csv.cpp
index e834e351c..2547c4168 100644
--- a/examples/dmd/parametric_tw_csv.cpp
+++ b/examples/dmd/parametric_tw_csv.cpp
@@ -10,7 +10,7 @@
 
 // Compile with: make parametric_tw_csv
 //
-// This script performs DMD on general datasets in CSV or HDF formats, 
+// This script performs DMD on general datasets in CSV or HDF formats,
 // with the options of time-windowing and parametric interpolation.
 // For the used-specified input file hierarchy, see the "Description" section below.
 // Below is a simple hands-on example, using MFEM heat conduction example to