diff --git a/src/video/windows/SDL_windowsopengl.c b/src/video/windows/SDL_windowsopengl.c
index 57fa7ec549..0c6a2a9ff8 100644
--- a/src/video/windows/SDL_windowsopengl.c
+++ b/src/video/windows/SDL_windowsopengl.c
@@ -641,6 +641,7 @@ static int WIN_GL_SetupWindowInternal(SDL_VideoDevice *_this, SDL_Window *window
     }
 
     if (_this->gl_config.floatbuffers) {
+        *iAttr++ = WGL_PIXEL_TYPE_ARB;
         *iAttr++ = WGL_TYPE_RGBA_FLOAT_ARB;
     }
 
diff --git a/src/video/x11/SDL_x11opengl.c b/src/video/x11/SDL_x11opengl.c
index 44a6c1e772..5eb75a8588 100644
--- a/src/video/x11/SDL_x11opengl.c
+++ b/src/video/x11/SDL_x11opengl.c
@@ -571,6 +571,7 @@ static int X11_GL_GetAttributes(SDL_VideoDevice *_this, Display *display, int sc
     }
 
     if (_this->gl_config.floatbuffers) {
+        attribs[i++] = GLX_RENDER_TYPE;
         attribs[i++] = GLX_RGBA_FLOAT_TYPE_ARB;
     }