diff --git a/swh/lister/launchpad/lister.py b/swh/lister/launchpad/lister.py
--- a/swh/lister/launchpad/lister.py
+++ b/swh/lister/launchpad/lister.py
@@ -25,6 +25,9 @@
 LaunchpadPageType = Tuple[VcsType, Collection]
 
 
+SUPPORTED_VCS_TYPES = ("git", "bzr")
+
+
 @dataclass
 class LaunchpadListerState:
     """State of Launchpad lister"""
@@ -76,7 +79,7 @@
         }
 
     def state_from_dict(self, d: Dict[str, Any]) -> LaunchpadListerState:
-        for vcs_type in ["git", "bzr"]:
+        for vcs_type in SUPPORTED_VCS_TYPES:
             key = f"{vcs_type}_date_last_modified"
             date_last_modified = d.get(key)
             if date_last_modified is not None:
@@ -86,7 +89,7 @@
 
     def state_to_dict(self, state: LaunchpadListerState) -> Dict[str, Any]:
         d: Dict[str, Optional[str]] = {}
-        for vcs_type in ["git", "bzr"]:
+        for vcs_type in SUPPORTED_VCS_TYPES:
             attribute_name = f"{vcs_type}_date_last_modified"
             d[attribute_name] = None
 
@@ -126,7 +129,7 @@
                 "git": self.state.git_date_last_modified,
                 "bzr": self.state.bzr_date_last_modified,
             }
-        for vcs_type in ["git", "bzr"]:
+        for vcs_type in SUPPORTED_VCS_TYPES:
             try:
                 result = self._page_request(
                     launchpad, vcs_type, self.date_last_modified[vcs_type]
@@ -147,19 +150,11 @@
 
         vcs_type, repos = page
 
-        assert vcs_type in {"git", "bzr"}
-
-        prev_origin_url: Dict[str, Optional[str]] = {"git": None, "bzr": None}
-
         for repo in repos:
             origin_url = origin(vcs_type, repo)
 
-            # filter out origins with invalid URL or origin previously listed
-            # (last modified repository will be listed twice by launchpadlib)
-            if (
-                not origin_url.startswith("https://")
-                or origin_url == prev_origin_url[vcs_type]
-            ):
+            # filter out origins with invalid URL
+            if not origin_url.startswith("https://"):
                 continue
 
             last_update = repo.date_last_modified
@@ -173,8 +168,6 @@
                 last_update,
             )
 
-            prev_origin_url[vcs_type] = origin_url
-
             yield ListedOrigin(
                 lister_id=self.lister_obj.id,
                 visit_type=vcs_type,