diff --git a/modules/highgui/CMakeLists.txt b/modules/highgui/CMakeLists.txt
index c4f10bb7dc..67c305dd7c 100644
--- a/modules/highgui/CMakeLists.txt
+++ b/modules/highgui/CMakeLists.txt
@@ -106,7 +106,7 @@ if(UNIX)
         set(highgui_srcs ${highgui_srcs} src/cap_gstreamer.cpp)
         if(NOT HAVE_GSTREAMER_APP)
             set(highgui_srcs ${highgui_srcs} src/gstappsink.cpp)
-            set(highgui_hdrs ${highgui_hdrs} src/gstappsink.hpp)
+            set(highgui_hdrs ${highgui_hdrs} src/gstappsink.h)
         endif()
     endif()
 
diff --git a/modules/highgui/src/gstappsink.hpp b/modules/highgui/src/gstappsink.h
similarity index 100%
rename from modules/highgui/src/gstappsink.hpp
rename to modules/highgui/src/gstappsink.h