The article discusses the issues of teachers’ speech culture which is an important component of pedagogical culture. Mastering the linguistic norms is one of the topical questions of increasing the teachers’ pedagogical culture which are considered at the professional development courses “Russian as State Language” realized by department of language and literary education of the Chelyabinsk Institute of Retraining and Improvement of Professional Skill of Educators the framework of implementing the Federal targeted program “Russian language”. These courses are designed for various categories of educators: to specialists of educational governances of the Russian Federation; to specialists of educational governances of municipal education; to heads and deputy heads of educational institutions; to teachers of Russian language and literature; to teachers of other subjects, specialists of the preschool education system. The work aimed at developing the educators’ culture of speech should be considered as an important means contributing to the functioning of the Russian language as a state language of the Russian Federation.