diff --git a/over-video.py b/over-video.py
index 3439390..c57054d 100755
--- a/over-video.py
+++ b/over-video.py
@@ -22,7 +22,7 @@ X264_BANNED_PIXFMTS = {"bgr24", "yuv422p"}
 # see doc/command_assembler.png
 command = over.types.ndict()
 command.identify = Command("ffprobe", "-v", "quiet", "-print_format", "json", "-show_format", "-show_streams", "INFILE")
-command.normalize_prepass = Command("ffmpeg", "-i", "INFILE", "-filter:a", "loudnorm=i=-23.0:tp=-2.0:lra=7.0:print_format=json", "-f", "null", "/dev/null")
+command.normalize_prepass = Command("ffmpeg", "-i", "INFILE", "MAP", "-filter:a", "loudnorm=i=-23.0:tp=-2.0:lra=7.0:print_format=json", "-f", "null", "/dev/null")
 command.encode_generic = Command("ffmpeg", "FPS", "CUT_FROM", "-i", "INFILE", "-threads", str(multiprocessing.cpu_count()), "CUT_TO", "MAP", "VIDEO", "AUDIO", "-sn", "OUTFILE")
 command.sub_mp3 = Command("-codec:a", "libmp3lame", "NORMALIZE")
 command.sub_opus = Command("-codec:a", "libopus", "NORMALIZE")
@@ -216,6 +216,16 @@ if __name__ == "__main__":
 		else:
 			main.print("<c>audio<.>: <y>None<.>", main.print.tl.warn)
 		
+		# prepare input stream mapping (which needs to be correct even for the normalization pre-pass)
+		if main.cfg.ffmpeg_map:
+			info.map_command = []
+			
+			for m in main.cfg.ffmpeg_map:
+				info.map_command.append("-map")
+				info.map_command.append(m)
+		else:
+			info.map_command = None
+		
 		# --------------------------------------------------
 		# normalization pre-pass
 		
@@ -224,6 +234,7 @@ if __name__ == "__main__":
 			
 			command.normalize_prepass.reset()
 			command.normalize_prepass.INFILE = "file:" + str(files.infile)
+			command.normalize_prepass.MAP = info.map_command
 			command.normalize_prepass.run(stderr=True)
 			
 			pb = over.text.ProgressBar(
@@ -339,15 +350,6 @@ if __name__ == "__main__":
 		else:
 			info.vfilter_command = None
 		
-		if main.cfg.ffmpeg_map:
-			info.map_command = []
-			
-			for m in main.cfg.ffmpeg_map:
-				info.map_command.append("-map")
-				info.map_command.append(m)
-		else:
-			info.map_command = None
-		
 		encode_cmd.MAP = info.map_command
 		
 		if main.cfg.video == "copy":
diff --git a/version.py b/version.py
index c716421..60b4c2a 100644
--- a/version.py
+++ b/version.py
@@ -4,5 +4,5 @@
 major = 1 # VERSION_MAJOR_IDENTIFIER
 minor = 112 # VERSION_MINOR_IDENTIFIER
 # VERSION_LAST_MM 1.112
-patch = 0 # VERSION_PATCH_IDENTIFIER
+patch = 1 # VERSION_PATCH_IDENTIFIER
 str = ".".join(str(v) for v in (major, minor, patch))