diff --git a/gallery_dl/extractor/message.py b/gallery_dl/extractor/message.py
index 1831620a..088fdd67 100644
--- a/gallery_dl/extractor/message.py
+++ b/gallery_dl/extractor/message.py
@@ -52,3 +52,4 @@ class Message():
     #  Cookies = 5
     Queue = 6
     Urllist = 7
+    Metadata = 8
diff --git a/gallery_dl/extractor/patreon.py b/gallery_dl/extractor/patreon.py
index 633c9bc2..1e525595 100644
--- a/gallery_dl/extractor/patreon.py
+++ b/gallery_dl/extractor/patreon.py
@@ -33,13 +33,15 @@ class PatreonExtractor(Extractor):
             PatreonExtractor._warning = False
 
         for post in self.posts():
-            yield Message.Directory, post
-
             ids = set()
             post["num"] = 0
             content = post.get("content")
             postfile = post.get("post_file")
 
+            yield Message.Directory, post
+            yield Message.Metadata, text.nameext_from_url(
+                post["creator"].get("image_url", ""), post)
+
             for image in post["images"]:
                 url = image.get("download_url")
                 if not url:
diff --git a/gallery_dl/job.py b/gallery_dl/job.py
index 7a1f1955..7932cd0a 100644
--- a/gallery_dl/job.py
+++ b/gallery_dl/job.py
@@ -97,6 +97,10 @@ class Job():
                 self.update_kwdict(kwds)
                 self.handle_urllist(urls, kwds)
 
+        elif msg[0] == Message.Metadata:
+            self.update_kwdict(msg[1])
+            self.handle_metadata(msg[1])
+
         elif msg[0] == Message.Version:
             if msg[1] != 1:
                 raise "unsupported message-version ({}, {})".format(
@@ -114,6 +118,9 @@ class Job():
     def handle_directory(self, kwdict):
         """Handle Message.Directory"""
 
+    def handle_metadata(self, kwdict):
+        """Handle Message.Metadata"""
+
     def handle_queue(self, url, kwdict):
         """Handle Message.Queue"""
 
@@ -242,6 +249,16 @@ class DownloadJob(Job):
         else:
             self.pathfmt.set_directory(kwdict)
 
+    def handle_metadata(self, kwdict):
+        """Run postprocessors with metadata from 'kwdict'"""
+        postprocessors = self.postprocessors
+
+        if postprocessors:
+            pathfmt = self.pathfmt
+            pathfmt.set_filename(kwdict)
+            for pp in postprocessors:
+                pp.run_metadata(pathfmt)
+
     def handle_queue(self, url, kwdict):
         if "_extractor" in kwdict:
             extr = kwdict["_extractor"].from_url(url)
@@ -507,6 +524,9 @@ class DataJob(Job):
     def handle_directory(self, kwdict):
         self.data.append((Message.Directory, self.filter(kwdict)))
 
+    def handle_metadata(self, kwdict):
+        self.data.append((Message.Metadata, self.filter(kwdict)))
+
     def handle_queue(self, url, kwdict):
         self.data.append((Message.Queue, url, self.filter(kwdict)))
 
diff --git a/gallery_dl/postprocessor/common.py b/gallery_dl/postprocessor/common.py
index 83b42eb6..70b0dfb7 100644
--- a/gallery_dl/postprocessor/common.py
+++ b/gallery_dl/postprocessor/common.py
@@ -26,6 +26,10 @@ class PostProcessor():
     def run(pathfmt):
         """Execute the postprocessor for a file"""
 
+    @staticmethod
+    def run_metadata(pathfmt):
+        """Execute the postprocessor for a file"""
+
     @staticmethod
     def run_after(pathfmt):
         """Execute postprocessor after moving a file to its target location"""
diff --git a/gallery_dl/postprocessor/metadata.py b/gallery_dl/postprocessor/metadata.py
index 75c5fffa..bc264845 100644
--- a/gallery_dl/postprocessor/metadata.py
+++ b/gallery_dl/postprocessor/metadata.py
@@ -40,6 +40,9 @@ class MetadataPP(PostProcessor):
             self.path = self._path_append
             self.extension = options.get("extension", ext)
 
+        if options.get("bypost"):
+            self.run_metadata, self.run = self.run, self.run_metadata
+
     def run(self, pathfmt):
         with open(self.path(pathfmt), "w", encoding="utf-8") as file:
             self.write(file, pathfmt.kwdict)