diff --git a/federation/entities/diaspora/entities.py b/federation/entities/diaspora/entities.py
index ade6da1..8dd47d7 100644
--- a/federation/entities/diaspora/entities.py
+++ b/federation/entities/diaspora/entities.py
@@ -268,6 +268,16 @@ class DiasporaReshare(DiasporaEntityMixin, Share):
     """Diaspora Reshare."""
     _tag_name = "reshare"
 
+    @staticmethod
+    def fill_extra_attributes(attributes):
+        """If `public` is missing, add it as True.
+
+        Diaspora removed this from protocol version 0.2.2 so assume all future reshares are public.
+        """
+        if attributes.get("public") is None:
+            attributes["public"] = True
+        return attributes
+
     def to_xml(self):
         element = etree.Element(self._tag_name)
         struct_to_xml(element, [
diff --git a/federation/tests/entities/diaspora/test_mappers.py b/federation/tests/entities/diaspora/test_mappers.py
index 1adeac0..fe13615 100644
--- a/federation/tests/entities/diaspora/test_mappers.py
+++ b/federation/tests/entities/diaspora/test_mappers.py
@@ -213,7 +213,7 @@ class TestDiasporaEntityMappersReceive:
         assert entity.provider_display_name == ""
         assert entity.target_handle == "bob@example.com"
         assert entity.target_guid == "a0b53bc029f6013487753131731751e9"
-        assert entity.public is True
+        assert entity.public is False
         assert entity.entity_type == "Post"
 
     def test_message_to_objects_reshare_extra_properties(self):
diff --git a/federation/tests/fixtures/payloads.py b/federation/tests/fixtures/payloads.py
index 5b5ae85..86bd71f 100644
--- a/federation/tests/fixtures/payloads.py
+++ b/federation/tests/fixtures/payloads.py
@@ -237,10 +237,8 @@ DIASPORA_RESHARE = """
         <author>alice@example.org</author>
         <guid>a0b53e5029f6013487753131731751e9</guid>
         <created_at>2016-07-12T00:36:42Z</created_at>
-        <provider_display_name/>
         <root_author>bob@example.com</root_author>
         <root_guid>a0b53bc029f6013487753131731751e9</root_guid>
-        <public>true</public>
     </reshare>
 """
 
@@ -252,7 +250,7 @@ DIASPORA_RESHARE_LEGACY = """
         <provider_display_name/>
         <root_diaspora_id>bob@example.com</root_diaspora_id>
         <root_guid>a0b53bc029f6013487753131731751e9</root_guid>
-        <public>true</public>
+        <public>false</public>
     </reshare>
 """