diff --git a/libvo/gl_common.h b/libvo/gl_common.h
index e4b8a7606c..32b8ea8a27 100644
--- a/libvo/gl_common.h
+++ b/libvo/gl_common.h
@@ -26,6 +26,9 @@
 #ifndef GL_STREAM_DRAW
 #define GL_STREAM_DRAW 0x88E0
 #endif
+#ifndef GL_DYNAMIC_DRAW
+#define GL_DYNAMIC_DRAW 0x88E8
+#endif
 #ifndef GL_WRITE_ONLY
 #define GL_WRITE_ONLY 0x88B9
 #endif
diff --git a/libvo/vo_gl.c b/libvo/vo_gl.c
index 09dc5f02d3..9203dee5cf 100644
--- a/libvo/vo_gl.c
+++ b/libvo/vo_gl.c
@@ -439,7 +439,7 @@ static uint32_t get_image(mp_image_t *mpi) {
   mpi->stride[0] = mpi->width * mpi->bpp / 8;
   if (mpi->stride[0] * mpi->h > gl_buffersize) {
     BufferData(GL_PIXEL_UNPACK_BUFFER, mpi->stride[0] * mpi->h,
-               NULL, GL_STREAM_DRAW);
+               NULL, GL_DYNAMIC_DRAW);
     gl_buffersize = mpi->stride[0] * mpi->h;
   }
   UnmapBuffer(GL_PIXEL_UNPACK_BUFFER); // HACK, needed for some MPEG4 files??