diff --git a/src/contrib/mp3decoder/MP3Decoder.cpp b/src/contrib/mp3decoder/MP3Decoder.cpp.old
similarity index 100%
rename from src/contrib/mp3decoder/MP3Decoder.cpp
rename to src/contrib/mp3decoder/MP3Decoder.cpp.old
diff --git a/src/contrib/mp3decoder/MP3Decoder.h b/src/contrib/mp3decoder/MP3Decoder.h.old
similarity index 100%
rename from src/contrib/mp3decoder/MP3Decoder.h
rename to src/contrib/mp3decoder/MP3Decoder.h.old
diff --git a/src/core/sdk/IMetaDataReader.h b/src/core/sdk/IMetaDataReader.h.old
similarity index 100%
rename from src/core/sdk/IMetaDataReader.h
rename to src/core/sdk/IMetaDataReader.h.old