Referencing not working for multiple pictures

Question

I want to reference 2 pictures, but one is always shown as ?? in the pdf. I do not know what I am doin wrong. Below you find an example that reproduces this problem. Could you please help me? Thanks in advance.

\makeatletter
\makeatother
\usepackage[a4paper,left=3cm,right=3cm,top=3cm,bottom=3cm]{geometry}


\usepackage{booktabs}
\usepackage{caption}


\usepackage{etoolbox}
\usepackage{fancyhdr}
\usepackage[T1]{fontenc}
\usepackage{graphicx}
\usepackage[utf8]{inputenc}
\usepackage{latexsym}
\usepackage{lmodern}    % The Font Type
\usepackage{mdframed}
\usepackage{pgf}
\usepackage{tcolorbox}
\usepackage[flushleft]{threeparttable}
\usepackage{tikz}
\usepackage[absolute,overlay]{textpos}
\usepackage{xcolor}
\usepackage{xspace}



\makeatletter
\makeatother
\usepackage[a4paper,left=3cm,right=3cm,top=3cm,bottom=3cm]{geometry}


\usepackage{booktabs}
\usepackage{caption}


\usepackage{etoolbox}
\usepackage{fancyhdr}
\usepackage[T1]{fontenc}
\usepackage{graphicx}
\usepackage[utf8]{inputenc}
\usepackage{latexsym}
\usepackage{lmodern}    % The Font Type
\usepackage{mathtools}
\usepackage{mdframed}
\usepackage{pgf}
\usepackage{tcolorbox}
\usepackage[flushleft]{threeparttable}
\usepackage{tikz}
\usepackage[absolute,overlay]{textpos}
\usepackage{xcolor}
\usepackage{xspace} 

\usepackage{hyperref}
\hypersetup{
    colorlinks,
    citecolor=black,
    filecolor=black,
    linkcolor=black,
    urlcolor=black
}





\begin{document}

\begin{figure}[h] 
    \begin{minipage}{\textwidth}
        \begin{minipage}[t]{0.5\linewidth}
            \centering

                \begin{tikzpicture}
                \draw (0,0)--(11,0)--(11,7)--(0,7)--cycle;

                \end{tikzpicture}

            \label{fig:A}
            \caption{Some text.}
        \end{minipage}
        \hskip60pt
        \begin{minipage}[t]{0.5\linewidth}
            \centering

                \begin{tikzpicture} %, fill=ashgrey!25
                \path[draw, line width=0.5mm] (0,0) -- (13,0) -- (13,11) -- (0,11) -- (0,0)--cycle;
                \end{tikzpicture}

            \caption{Some text.}
            \label{fig:B}
        \end{minipage}
    \end{minipage}
\end{figure}


 Some text \ref{fig:A} \ref{fig:B}
\end{document}