diff --git a/stepmania/Program/avcodec.dll b/stepmania/Program/avcodec.dll
deleted file mode 100644
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diff --git a/stepmania/Program/avformat.dll b/stepmania/Program/avformat.dll
deleted file mode 100644
index ace4f99702..0000000000
Binary files a/stepmania/Program/avformat.dll and /dev/null differ