diff --git a/wiki/programming-languages/c-language.md b/wiki/programming_languages/c-language.md similarity index 100% rename from wiki/programming-languages/c-language.md rename to wiki/programming_languages/c-language.md diff --git a/wiki/programming-languages/golang.md b/wiki/programming_languages/golang.md similarity index 100% rename from wiki/programming-languages/golang.md rename to wiki/programming_languages/golang.md diff --git a/wiki/programming-languages/nim.md b/wiki/programming_languages/nim.md similarity index 100% rename from wiki/programming-languages/nim.md rename to wiki/programming_languages/nim.md diff --git a/wiki/programming-languages/python.md b/wiki/programming_languages/python.md similarity index 100% rename from wiki/programming-languages/python.md rename to wiki/programming_languages/python.md diff --git a/wiki/programming-languages/vhdl.md b/wiki/programming_languages/vhdl.md similarity index 100% rename from wiki/programming-languages/vhdl.md rename to wiki/programming_languages/vhdl.md