diff --git a/PIL/Image.py b/PIL/Image.py
index 5d23a278a..08b0dbe7d 100644
--- a/PIL/Image.py
+++ b/PIL/Image.py
@@ -802,7 +802,7 @@ class Image:
                         # after quantization.
                         trns_im = trns_im.convert('RGB')
                     trns = trns_im.getpixel((0,0))
-            elif self.mode == 'P' and mode == 'RGBA' and 'transparency' in self.info:
+            elif self.mode == 'P' and mode == 'RGBA':
                 delete_trns = True
 
         if mode == "P" and palette == ADAPTIVE: