diff --git a/utils/tdrimg.py b/utils/tdrimg.py
index b7ce4cb..be93ed9 100644
--- a/utils/tdrimg.py
+++ b/utils/tdrimg.py
@@ -538,9 +538,6 @@ def create_image_with_stuff(imgfile):
     slotnr = putfile("../progs/recover.prog", None , f, part, partstart, slotnr)
     slotnr = putfile("../progs/changemem.prog", None , f, part, partstart, slotnr)
 
-    slotnr = putfile("../lib/pcmaudio.s", None , f, part, partstart, slotnr)
-    slotnr = putfile("../lib/pcmaudio.inc", None , f, part, partstart, slotnr)
-
     listdir(f, part)
 
     # third partition
@@ -603,8 +600,6 @@ def create_image_with_stuff(imgfile):
 
     slotnr = putfile("../examples/lines.pas", None , f, part, partstart, slotnr)
 
-    slotnr = putfile("../examples/pcmtest2.pas", None , f, part, partstart, slotnr)
-
     slotnr = putfile("../examples/pictviewer.pas", None , f, part, partstart, slotnr)
     slotnr = putfile("../examples/Toco_Toucan.pict", None , f, part, partstart, slotnr)
     slotnr = putfile("../examples/shinkansen.pict", None , f, part, partstart, slotnr)
diff --git a/utils/wav2tdrau.py b/utils/wav2tdrau.py
deleted file mode 100644
index 16230d6..0000000
--- a/utils/wav2tdrau.py
+++ /dev/null
@@ -1,29 +0,0 @@
-import sys
-import random, struct
-import wave
-
-freq = 16000
-BIAS = 32768
-def convert(srcpath, destpath):
-	outdata = bytearray()
-	with wave.open(srcpath, mode="rb") as f:
-		params = f.getparams()
-		print(params.nchannels, params.sampwidth, params.framerate)
-
-		frames = f.readframes(2*1024*1024)
-		for i in range(0, len(frames), 2):
-			v = int.from_bytes(frames[i:i+2], "little", signed=True)
-			v += BIAS
-			hi = (v & 0xFF00) >> 8
-			lo = (v & 0x00FF)
-			outdata.append(hi)
-			outdata.append(lo)
-
-	with open(destpath, mode="wb") as f:
-		f.write(outdata)
-
-
-if __name__ == "__main__":
-	sourcefilename = sys.argv[1]
-	destfilename = sys.argv[2]
-	convert(sourcefilename, destfilename)