diff --git a/custom_components/bahmcloud_store/storage.py b/custom_components/bahmcloud_store/storage.py
index 1fe35f5..4d8540a 100644
--- a/custom_components/bahmcloud_store/storage.py
+++ b/custom_components/bahmcloud_store/storage.py
@@ -25,8 +25,9 @@ class InstalledRepo:
     url: str
     domains: list[str]
     installed_at: int
-    installed_version: str | None = None
-    ref: str | None = None
+    installed_version: str | None = None  # BCS "installed ref" (tag/release/branch)
+    installed_manifest_version: str | None = None  # informational only
+    ref: str | None = None  # kept for backward compatibility / diagnostics
 
 
 class BCSStorage:
@@ -110,13 +111,24 @@ class BCSStorage:
                 domains = []
             domains = [str(d) for d in domains if str(d).strip()]
 
+            installed_version = entry.get("installed_version")
+            ref = entry.get("ref")
+
+            # Backward compatibility:
+            # If installed_version wasn't stored, fall back to ref.
+            if (not installed_version) and ref:
+                installed_version = ref
+
+            installed_manifest_version = entry.get("installed_manifest_version")
+
             return InstalledRepo(
                 repo_id=str(entry.get("repo_id") or repo_id),
                 url=str(entry.get("url") or ""),
                 domains=domains,
                 installed_at=int(entry.get("installed_at") or 0),
-                installed_version=str(entry.get("installed_version")) if entry.get("installed_version") else None,
-                ref=str(entry.get("ref")) if entry.get("ref") else None,
+                installed_version=str(installed_version) if installed_version else None,
+                installed_manifest_version=str(installed_manifest_version) if installed_manifest_version else None,
+                ref=str(ref) if ref else None,
             )
         except Exception:
             return None
@@ -127,8 +139,8 @@ class BCSStorage:
         out: list[InstalledRepo] = []
         if not isinstance(installed, dict):
             return out
-        for repo_id in list(installed.keys()):
-            item = await self.get_installed_repo(str(repo_id))
+        for rid in list(installed.keys()):
+            item = await self.get_installed_repo(str(rid))
             if item:
                 out.append(item)
         return out
@@ -140,6 +152,7 @@ class BCSStorage:
         url: str,
         domains: list[str],
         installed_version: str | None,
+        installed_manifest_version: str | None = None,
         ref: str | None,
     ) -> None:
         data = await self._load()
@@ -153,7 +166,11 @@ class BCSStorage:
             "url": str(url),
             "domains": [str(d) for d in (domains or []) if str(d).strip()],
             "installed_at": int(time.time()),
+            # IMPORTANT: this is what BCS uses as "installed version" (ref/tag/branch)
             "installed_version": installed_version,
+            # informational only
+            "installed_manifest_version": installed_manifest_version,
+            # keep ref too (debug/backward compatibility)
             "ref": ref,
         }
         await self._save(data)