diff --git a/po/POTFILES.in b/po/POTFILES.in
index bf9c8c45fea8f36492c7830665a3b8d1421f7789..7ab281f6e55505be3082a47abe33df150f235b3e 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -1099,7 +1099,7 @@ modules/video_filter/mosaic.h
 modules/video_filter/motionblur.c
 modules/video_filter/motiondetect.c
 modules/video_filter/noise.c
-modules/video_filter/opencv_example.cpp
+modules/video_filter/opencv_example.c
 modules/video_filter/opencv_wrapper.c
 modules/video_filter/osdmenu.c
 modules/video_filter/panoramix.c