diff --git a/doc/CAPTION_GUI.md b/doc/CAPTION_GUI.md
index 0540b69..b6a9770 100644
--- a/doc/CAPTION_GUI.md
+++ b/doc/CAPTION_GUI.md
@@ -1,4 +1,4 @@
-# MSteven's tools
+# MStevenson's tools
 
 ## Caption GUI
 
@@ -10,7 +10,11 @@ A sidecar file is created for each image with the same name and a .txt extension
 
 ### Controls:
 [control/command + o] to open a folder of images.
+
 [page down] and [page up] to go to next and previous images. Hold shift to skip 10 images.
+
 [shift + home] and [shift + end] to go to first and last images.
+
 [shift + delete] to move the current image into a '_deleted' folder.
+
 [escape] to exit the app.
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 3590971..b3da28c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,4 +6,5 @@ aiohttp>=3.8.3
 #open_clip_torch>=1.26.12
 timm
 fairscale==0.4.4
-transformers==4.19.2
\ No newline at end of file
+transformers==4.19.2
+opencv-python>=4.6.0
\ No newline at end of file
diff --git a/scripts/createtxtfromfilename.py b/scripts/createtxtfromfilename.py
index 93c09e5..e420d9f 100644
--- a/scripts/createtxtfromfilename.py
+++ b/scripts/createtxtfromfilename.py
@@ -2,7 +2,6 @@ import glob
 import os
 import argparse
 
-
 def create_txt_from_filename(path):
     """
     create a .txt file for each file in the path so you can lengthen the caption
@@ -22,7 +21,6 @@ def create_txt_from_filename(path):
             text_file.write(caption)
 
 if __name__ == "__main__":
-    
     parser = argparse.ArgumentParser()
     parser.add_argument("--path", type=str, help="path to folder")
     args = parser.parse_args()