diff --git a/nulrdcscripts/tools/ffplaywindow/README.md b/nulrdcscripts/tools/ffplaywindow/README.md
index 5a33367..4272a26 100644
--- a/nulrdcscripts/tools/ffplaywindow/README.md
+++ b/nulrdcscripts/tools/ffplaywindow/README.md
@@ -18,7 +18,7 @@ To run the script. From nul-rdc-scripts
 ```
 poetry run ffplaywindow -i \path\to\input
 ```
-To change the highlight color for the BRNG filter. Use -hi or --highlight followed by color name or hexcode.
+To change the highlight color for the BRNG filter. Use -hi or --highlight followed by color name or hexcode. -- This only works on Windows for now. In order to change you will need to edit the code
 ```
 poetry run ffplaywindow -i \path\to\input -hi 'color name or hexcode'
 ```
diff --git a/nulrdcscripts/tools/ffplaywindow/main.py b/nulrdcscripts/tools/ffplaywindow/main.py
index 126efb9..5d3ce02 100644
--- a/nulrdcscripts/tools/ffplaywindow/main.py
+++ b/nulrdcscripts/tools/ffplaywindow/main.py
@@ -3,34 +3,52 @@
 from nulrdcscripts.tools.ffplaywindow.scriptparser import args
 
 
-def main():
-    input_path = os.path.normpath(args.input_path)
-    ffplay_path = os.path.normpath(args.ffplay_path)
-    ostype = os.name
-    fontfile_windows = "/Windows/Fonts/arial.ttf"
-    fontfile_mac = ""
-
-    if ostype == "nt":
-        font = fontfile_windows
-    else:
-        font = fontfile_mac
-
-    ffplay_filter = (
-        "-vf split=5[a][b][c][d][e];[a]copy,drawtext=text='%{pts\:hms}':box=1:boxborderw=5:x=(w-text_w)/2:y=h-(text_h*2):fontsize=20:fontfile="
+def declareFfplayfilter(font):
+    return (
+        "-vf split=5[a][b][c][d][e];[a]copy,drawtext=text='%{pts\\:hms}':box=1:boxborderw=5:x=(w-text_w)/2:y=h-(text_h*2):fontsize=20:fontfile="
         + font
         + "[a1];[b]field=top,format=yuv422p,waveform=scale=digital:intensity=0.1:mode=column:mirror=1:c=1:f=lowpass:e=instant:graticule=green:flags=numbers+dots[b1];[c]field=bottom,format=yuv422p,waveform=scale=digital:intensity=0.1:mode=column:mirror=1:c=1:f=lowpass:e=instant:graticule=green:flags=numbers+dots[c1];[d]format=yuv422p,vectorscope=i=0.04:mode=color2:c=1:envelope=instant:graticule=green:flags=name,scale=512:512,drawbox=w=9:h=9:t=1:x=128-3:y=512-452-5:c=sienna@0.8,drawbox=w=9:h=9:t=1:x=160-3:y=512-404-5:c=sienna@0.8,drawbox=w=9:h=9:t=1:x=192-3:y=512-354-5:c=sienna@0.8,drawbox=w=9:h=9:t=1:x=224-3:y=512-304-5:c=sienna@0.8,drawgrid=w=32:h=32:t=1:c=white@0.1,drawgrid=w=256:h=256:t=1:c=white@0.2[d1];[e]scale=512:ih,signalstats='out=brng:color="
         + args.highlight_color
         + "'"
         + "[e1];[a1][b1][c1][e1][d1]xstack=inputs=5:layout='0_0|0_h0|0_h0+h1|w0_0|w0_h0' -af channelmap='0|1:stereo'"
     )
-    command = ffplay_path + " " + "-i" + " " + input_path + " " + ffplay_filter
 
-    # This command (above) is from VRecord's Visual filter. We do not own/nor did we come up with this.
+
+def main():
+    input_path = os.path.normpath(args.input_path)
+    ffplay_path = os.path.normpath(args.ffplay_path)
+    ostype = os.name
+
+    if ostype == "nt":
+        font = "/Windows/Fonts/arial.ttf"
+        ffplayfilter = declareFfplayfilter(font)
+        command = ffplay_path + " " + "-i" + " " + input_path + " " + ffplayfilter
+    else:
+        font = "/Library/Fonts/Arial.ttf"  # Specify a valid font path for macOS
+        ffplayfilter = declareFfplayfilter(font)
+        command = [
+            'ffplay', input_path,
+            '-vf', (
+                'split=5[a][b][c][d][e];'
+                '[a]copy,drawtext=text=\'%{pts\\:hms}\':box=1:boxborderw=5:x=(w-text_w)/2:y=h-(text_h*2):fontsize=20:fontfile=font[a1];'
+                '[b]field=top,format=yuv422p,waveform=scale=digital:intensity=0.1:mode=column:mirror=1:c=1:f=lowpass:e=instant:graticule=green:flags=numbers+dots[b1];'
+                '[c]field=bottom,format=yuv422p,waveform=scale=digital:intensity=0.1:mode=column:mirror=1:c=1:f=lowpass:e=instant:graticule=green:flags=numbers+dots[c1];'
+                '[d]format=yuv422p,vectorscope=i=0.04:mode=color2:c=1:envelope=instant:graticule=green:flags=name,scale=512:512,'
+                'drawbox=w=9:h=9:t=1:x=128-3:y=512-452-5:c=sienna@0.8,drawbox=w=9:h=9:t=1:x=160-3:y=512-404-5:c=sienna@0.8,'
+                'drawbox=w=9:h=9:t=1:x=192-3:y=512-354-5:c=sienna@0.8,drawbox=w=9:h=9:t=1:x=224-3:y=512-304-5:c=sienna@0.8,'
+                'drawgrid=w=32:h=32:t=1:c=white@0.1,drawgrid=w=256:h=256:t=1:c=white@0.2[d1];'
+                '[e]scale=512:ih,signalstats=out=brng:color=red[e1];'
+                '[a1][b1][c1][e1][d1]xstack=inputs=5:layout=0_0|0_h0|0_h0+h1|w0_0|w0_h0'
+            ),
+            '-af', 'channelmap=0|1:stereo'
+]
+
+# Run the ffplay command
+    subprocess.run(command)
 
     print(
         "To exit the playback window, while in window use the 'esc' key. To fast-forward or rewind, use the respective arrow keys."
     )
-    subprocess.run(command)
 
 
 if __name__ == "__main__":
diff --git a/pyproject.toml b/pyproject.toml
index b24dfcc..aceb3c5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "nul-rdc-scripts"
-version = "0.5.1"
+version = "0.5.2"
 description = "Scripts for NUL RDC Digitization Team"
 authors = [
     "Northwestern University Libraries <repository@northwestern.edu>",