diff --git a/app/gui.py b/app/gui.py
index 2c9c814..7bc1a7a 100644
--- a/app/gui.py
+++ b/app/gui.py
@@ -3354,6 +3354,8 @@ def _nps_library_items(nps_dir, overrides, dates):
         for edat in sorted(dlc_dir.rglob("*")):
             if not edat.is_file() or edat.suffix.lower() != ".edat":
                 continue
+            if edat.name.upper() == "ISO.BIN.EDAT":
+                continue  # package wrapper, not DLC content
             name = _sidecar_name(edat.parent) or edat.stem
             out.append(_nps_extra_item(edat, "dlc", name))
     return out
diff --git a/app/pkg.py b/app/pkg.py
index 19b0116..8c2ccf5 100644
--- a/app/pkg.py
+++ b/app/pkg.py
@@ -337,6 +337,10 @@ def extract(pkg_path, dest_dir, kind_hint=None, progress_cb=None, cancel_event=N
                 continue
             if kind == "dlc" and not base.lower().endswith(".edat"):
                 continue
+            if kind == "dlc" and base.upper() == "ISO.BIN.EDAT":
+                # Small EDAT wrapper shipped inside PSP DLC packages — not DLC
+                # content itself, so don't install it (matches pkgi-psp).
+                continue
 
             if kind == "theme":
                 # Read the (small) entry fully, CTR-decrypt, then unwrap the EDAT.