diff --git a/scripts/extract.py b/scripts/extract.py
index b80ba1bc..884f56d1 100644
--- a/scripts/extract.py
+++ b/scripts/extract.py
@@ -35,6 +35,7 @@ steps = {
     "extract_modules": True,
     "extract_dialog": True,
     "extract_textures": True,
+    "extract_voices": True,
     "convert_to_json": False,
     "convert_to_tga": False,
     "convert_to_ascii_pth": False,
@@ -139,6 +140,28 @@ def extract_dialog(game_dir, extract_dir):
         except PermissionError:
             pass
 
+
+def extract_voices(game_dir, extract_dir):
+    # Create destination directory if it does not exist
+    dest_dir = os.path.join(extract_dir, "voices")
+    if not os.path.exists(dest_dir):
+        os.mkdir(dest_dir)
+
+    # Extract audio files from streamwaves/streamvoice
+    voices_dir = os.path.join(game_dir, "streamwaves")
+    if not os.path.exists(voices_dir):
+        voices_dir = os.path.join(game_dir, "streamvoice")
+    if os.path.exists(voices_dir):
+        for f in glob.glob("{}/**".format(voices_dir), recursive=True):
+            _, extension = os.path.splitext(f)
+            if extension == ".wav":
+                unwrapped_path = os.path.join(dest_dir, os.path.basename(f))
+                try:
+                    shutil.copyfile(f, unwrapped_path)
+                except PermissionError:
+                    pass
+
+
 def convert_to_json(extract_dir):
     CONVERTIBLE_EXT = [
         ".2da",
@@ -156,6 +179,7 @@ def convert_to_json(extract_dir):
                 print("Converting {} to JSON...".format(f))
                 run_subprocess(["reone-tools", "--to-json", f])
 
+
 def convert_to_tga(extract_dir):
     for f in glob.glob("{}/**/*.tpc".format(extract_dir), recursive=True):
         filename, _ = os.path.splitext(f)
@@ -199,6 +223,9 @@ if steps["extract_textures"]:
 if steps["extract_dialog"]:
     extract_dialog(game_dir, extract_dir)
 
+if steps["extract_voices"]:
+    extract_voices(game_dir, extract_dir)
+
 if steps["convert_to_json"]:
     convert_to_json(extract_dir)
 
diff --git a/scripts/filelists.py b/scripts/filelists.py
index 2aedba0e..6132c545 100644
--- a/scripts/filelists.py
+++ b/scripts/filelists.py
@@ -17,7 +17,7 @@ if not os.path.exists(wav_dir):
     raise RuntimeError("WAV directory does not exist")
 
 
-def is_suitable_text(text):
+def is_trainable_text(text):
     return not (text.startswith("[") and text.endswith("]"))
 
 
@@ -60,7 +60,7 @@ def get_lines_from_dlg(obj, speaker, tlk_strings):
                 textstrref = int(entry["Text|12"].split("|")[0])
                 if textstrref != -1:
                     text = tlk_strings[textstrref][1]
-                    if voresref and (not voresref in uniq_sound) and is_suitable_text(text):
+                    if voresref and (not voresref in uniq_sound) and is_trainable_text(text):
                         wav_filename = os.path.join(wav_dir, voresref + ".wav")
                         if os.path.exists(wav_filename):
                             lines.append("{}|{}|0\n".format(wav_filename, clear_text(text)))