diff --git a/utils/png2image.py b/utils/png2image.py
index 082bbb8..7abb07d 100755
--- a/utils/png2image.py
+++ b/utils/png2image.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 """
 For license, see gpl-3.0.txt
@@ -23,10 +23,10 @@ def color_to_plane_bits(color, depth):
 def write_amiga_image(image, outfile):
     imdata = im.getdata()
     width, height = im.size
-    colors = [i for i in chunks(map(ord, im.palette.tobytes()), 3)]
+    colors = [i for i in chunks([b for b in im.palette.tobytes()], 3)]
     depth = int(math.log(len(colors), 2))
 
-    map_words_per_row = width / 16
+    map_words_per_row = int(width / 16)
     if width % 16 > 0:
         map_words_per_row += 1
 
@@ -42,7 +42,7 @@ def write_amiga_image(image, outfile):
                 planebits = color_to_plane_bits(color, depth)
                 # now we need to "or" the bits into the words in their respective planes
                 wordidx = (x + i) / 16  # word number in current row
-                pos = y * map_words_per_row + wordidx  # list index in the plane
+                pos = int(y * map_words_per_row + wordidx)  # list index in the plane
                 for planeidx in range(depth):
                     if planebits[planeidx]:
                         planes[planeidx][pos] |= (1 << (15 - (x + i) % 16)) # 1 << ((x + i) % 16)
diff --git a/utils/wav2ami.py b/utils/wav2ami.py
index b330e85..f065717 100755
--- a/utils/wav2ami.py
+++ b/utils/wav2ami.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 import argparse
 import wave
 import struct
@@ -13,12 +13,12 @@ if __name__ == '__main__':
     parser.add_argument('wavfile')
 
     args = parser.parse_args()
-    print args.wavfile
+    print(args.wavfile)
     infile = wave.open(args.wavfile)
-    print "# channels: ", infile.getnchannels()
-    print "sample width: ", infile.getsampwidth()
-    print "frame rate: ", infile.getframerate()
-    print "# frames: ", infile.getnframes()
+    print("# channels: ", infile.getnchannels())
+    print("sample width: ", infile.getsampwidth())
+    print("frame rate: ", infile.getframerate())
+    print("# frames: ", infile.getnframes())
     num_frames = infile.getnframes()
     data = [conv_amplitude(infile.readframes(1)) for _ in range(num_frames)]
     #print data