diff --git a/src/posix/sdl/sdlglvideo.cpp b/src/posix/sdl/sdlglvideo.cpp
index 18f1edf16..576ca570b 100644
--- a/src/posix/sdl/sdlglvideo.cpp
+++ b/src/posix/sdl/sdlglvideo.cpp
@@ -326,7 +326,7 @@ bool SDLGLVideo::InitHardware (bool allowsoftware, int multisample)
 // FrameBuffer implementation -----------------------------------------------
 
 SDLGLFB::SDLGLFB (void *, int width, int height, int, int, bool fullscreen, bool bgra)
-	: DFrameBuffer (width, height, bgra)
+	: SDLBaseFB (width, height, bgra)
 {
 	int i;
 	
diff --git a/src/posix/sdl/sdlglvideo.h b/src/posix/sdl/sdlglvideo.h
index 7acb0fa1b..c3fde256c 100644
--- a/src/posix/sdl/sdlglvideo.h
+++ b/src/posix/sdl/sdlglvideo.h
@@ -39,7 +39,10 @@ class SDLBaseFB : public DFrameBuffer
 {
 	DECLARE_CLASS(SDLBaseFB, DFrameBuffer)
 public:
+	using DFrameBuffer::DFrameBuffer;
 	virtual SDL_Window *GetSDLWindow() = 0;
+	
+	friend class SDLGLVideo;
 };
 
 class SDLGLFB : public SDLBaseFB
diff --git a/src/posix/sdl/sdlvideo.cpp b/src/posix/sdl/sdlvideo.cpp
index c88d688a5..8594eb648 100644
--- a/src/posix/sdl/sdlvideo.cpp
+++ b/src/posix/sdl/sdlvideo.cpp
@@ -110,7 +110,7 @@ void ScaleWithAspect (int &w, int &h, int Width, int Height)
 // FrameBuffer implementation -----------------------------------------------
 
 SDLFB::SDLFB (int width, int height, bool bgra, bool fullscreen, SDL_Window *oldwin)
-	: DFrameBuffer (width, height, bgra)
+	: SDLBaseFB (width, height, bgra)
 {
 	int i;