diff --git a/README.md b/README.md
index f3af693..7fb6433 100644
--- a/README.md
+++ b/README.md
@@ -213,6 +213,8 @@ This will store your a backup file with your current locally installed pip packa
 
 ## Change History
 
+* 2023/03/26 (v21.3.6)
+    - Fixed the error while images are ended with capital image extensions. Thanks to @kvzn. https://github.com/bmaltais/kohya_ss/pull/454
 * 2023/03/26 (v21.3.5)
     - Fix for https://github.com/bmaltais/kohya_ss/issues/230
     - Added detection for Google Colab to not bring up the GUI file/folder window on the platform. Instead it will only use the file/folder path provided in the input field.
diff --git a/library/extract_lora_gui.py b/library/extract_lora_gui.py
index 5f48686..53292d3 100644
--- a/library/extract_lora_gui.py
+++ b/library/extract_lora_gui.py
@@ -136,7 +136,7 @@ def gradio_extract_lora_tab():
             dim = gr.Slider(
                 minimum=4,
                 maximum=1024,
-                label='Network Dimension',
+                label='Network Dimension (Rank)',
                 value=128,
                 step=1,
                 interactive=True,
@@ -144,8 +144,8 @@ def gradio_extract_lora_tab():
             conv_dim = gr.Slider(
                 minimum=0,
                 maximum=1024,
-                label='Conv Dimension',
-                value=0,
+                label='Conv Dimension (Rank)',
+                value=128,
                 step=1,
                 interactive=True,
             )