diff --git a/src/app/main.c b/src/core/app/main.c
similarity index 100%
rename from src/app/main.c
rename to src/core/app/main.c
diff --git a/src/lib/decrypter.c b/src/core/lib/decrypter.c
similarity index 100%
rename from src/lib/decrypter.c
rename to src/core/lib/decrypter.c
diff --git a/src/lib/encrypter.c b/src/core/lib/encrypter.c
similarity index 100%
rename from src/lib/encrypter.c
rename to src/core/lib/encrypter.c
diff --git a/src/lib/flags.c b/src/core/lib/flags.c
similarity index 100%
rename from src/lib/flags.c
rename to src/core/lib/flags.c
diff --git a/src/lib/misc.c b/src/core/lib/misc.c
similarity index 100%
rename from src/lib/misc.c
rename to src/core/lib/misc.c
diff --git a/src/lib/test/main.c b/src/core/lib/test/main.c
similarity index 100%
rename from src/lib/test/main.c
rename to src/core/lib/test/main.c