diff --git a/src/editors/common.py b/src/editors/common.py
index 0d0c68d..906270c 100644
--- a/src/editors/common.py
+++ b/src/editors/common.py
@@ -5,7 +5,7 @@ def find_moving_average_highlights(short_ma, long_ma, scaling_factor=1):
     in_a_clip = False
     m = None
     ret_list = []
-    for t in range(1, len(long_ma)):
+    for t in range(1, min(len(short_ma), len(long_ma))):
         if (
             not in_a_clip
             and (short_ma[t - 1] < long_ma[t - 1])
diff --git a/src/editors/sentiment/editor.py b/src/editors/sentiment/editor.py
index 3db556a..d2db4b9 100644
--- a/src/editors/sentiment/editor.py
+++ b/src/editors/sentiment/editor.py
@@ -4,6 +4,7 @@ import random
 import tempfile
 from dataclasses import dataclass
 from pathlib import Path
+import time
 
 import numpy as np
 import structlog
@@ -151,6 +152,7 @@ class SentimentEditor:
                 best_large=large_window_center,
                 best_small=small_window_center,
                 duration=durations[index_min],
+                sp_multiplier=spread_multiplier,
             )
             if (
                 durations[index_min] > desired * 0.95
@@ -168,7 +170,9 @@ class SentimentEditor:
             spread_multiplier = spread_multiplier - spread_decay
             if spread_multiplier < 0:
                 self.logger.warn("spread reached 0, resetting")
+                time.sleep(3)
                 large_window_center = random.uniform(30, 50)
                 small_window_center = random.uniform(5, 15)
                 spread_multiplier = random.uniform(0.15, 0.18)
                 spread_decay = random.uniform(0.0001, 0.001)
+                iterations = int(iterations / 2)
diff --git a/src/mediautils/video.py b/src/mediautils/video.py
index ead8de0..7be7253 100644
--- a/src/mediautils/video.py
+++ b/src/mediautils/video.py
@@ -24,7 +24,7 @@ def render_moments(
         iclip.resize(height=size[1])
         clips.insert(0, iclip)
     composite = mp.concatenate_videoclips(clips, method="compose")
-    composite.write_videofile(output_path, logger=None, threads=parallelism)
+    composite.write_videofile(output_path, audio_codec='aac', threads=parallelism)
 
 
 def filter_moments(moments, min_length, max_length):