diff --git a/samples/c/facedetect.cmd b/samples/c/facedetect.cmd
index 2be7af35b4..c5dcef3aaa 100755
--- a/samples/c/facedetect.cmd
+++ b/samples/c/facedetect.cmd
@@ -1 +1,2 @@
-facedetect --cascade="../../data/haarcascades/haarcascade_frontalface_alt.xml" --nested-cascade="../../data/haarcascades/haarcascade_eye.xml" --scale=1.3 %1
\ No newline at end of file
+REM an example of using haar cascade recognition for face and eye detection.
+facedetect --cascade="../../data/haarcascades/haarcascade_frontalface_alt.xml" --nested-cascade="../../data/haarcascades/haarcascade_eye.xml" --scale=1.3 %1