glsl syntax check doesn't detect correctly uniform buffer object

#version 330 core

in vec4 pos;
out vec4 fcolor;

uniform test_ubo
{
    float mouse[2];
    mat4 mvp;
    vec4 color;
};

void main(void)
{
    gl_Position = mvp*pos; // Syntax check writes that mvp was not declarated in this scope
    ...
}