The article analyses the influence of Vladimír Šmilauer on the character of the Journal of Modern Philology (Časopis pro moderní filologii, ČMF). Šmilauer was associated with the Journal for Modern Philology as an author and an editor for Slavic studies (1939-1951). The article describes the main linguistic/philological topics contributed to the magazine by Šmilauer (Slovak studies and the history of the Slovak language, new Czech, e.g. orthography, reports on foreign literature, etc.).