diff --git a/src/PIL/Image.py b/src/PIL/Image.py
index d435b561720..7c3826d92c5 100644
--- a/src/PIL/Image.py
+++ b/src/PIL/Image.py
@@ -355,10 +355,11 @@ def init():
     if _initialized >= 2:
         return 0
 
+    parent_name = __name__.rpartition(".")[0]
     for plugin in _plugins:
         try:
             logger.debug("Importing %s", plugin)
-            __import__(f"PIL.{plugin}", globals(), locals(), [])
+            __import__(f"{parent_name}.{plugin}", globals(), locals(), [])
         except ImportError as e:
             logger.debug("Image: failed to import %s: %s", plugin, e)