diff --git a/src/video/bwindow/SDL_bclipboard.c b/src/video/bwindow/SDL_bclipboard.cc
similarity index 100%
rename from src/video/bwindow/SDL_bclipboard.c
rename to src/video/bwindow/SDL_bclipboard.cc
diff --git a/src/video/bwindow/SDL_bmodes.c b/src/video/bwindow/SDL_bmodes.cc
similarity index 100%
rename from src/video/bwindow/SDL_bmodes.c
rename to src/video/bwindow/SDL_bmodes.cc
diff --git a/src/video/bwindow/SDL_bopengl.c b/src/video/bwindow/SDL_bopengl.cc
similarity index 100%
rename from src/video/bwindow/SDL_bopengl.c
rename to src/video/bwindow/SDL_bopengl.cc
diff --git a/src/video/bwindow/SDL_bvideo.c b/src/video/bwindow/SDL_bvideo.cc
similarity index 100%
rename from src/video/bwindow/SDL_bvideo.c
rename to src/video/bwindow/SDL_bvideo.cc
diff --git a/src/video/bwindow/SDL_bwindow.c b/src/video/bwindow/SDL_bwindow.cc
similarity index 100%
rename from src/video/bwindow/SDL_bwindow.c
rename to src/video/bwindow/SDL_bwindow.cc