diff --git a/Scripts/Functions/Render/render_convertGplToHex.sh b/Scripts/Functions/Render/render_convertGplToHex.sh
index bae8a47..28d0c37 100755
--- a/Scripts/Functions/Render/render_convertGplToHex.sh
+++ b/Scripts/Functions/Render/render_convertGplToHex.sh
@@ -70,6 +70,6 @@ function render_convertGplToHex {
         > $PALETTE_HEX
 
     # Verify HEX palette existence.
-    cli_checkFiles "$PALETTE_PPM" 'f'
+    cli_checkFiles "$PALETTE_PPM" --regular-file
 
 }