ENThe aim of the article is to reveal the influence of the new public governance model applied in the public sector on the modernization processes of museums. The article discusses the essential principles of the new public governance model: abandonment of the hierarchical model (transition to horizontal management), cross-sectoral cooperation (networking), customer orientation (visitors), increasing inclusion, transparency of activities, updating of accountability. The connections of the named principles with the modernizing management of museum activities and organization are revealed. The most important changes in the field of museum management are discussed with the help of the essential legal acts of the Republic of Lithuania regulating the activities of museums and statistical data. The mechanisms of the new public governance model already implemented in the museum sector and the results of their application are highlighted: new and innovative factors that increase the efficiency of museum management, visitor involvement, and institutional attractiveness have emerged. Key words: new public governance, museum's modernization, networking. [From the publication]