diff --git a/src/main/download-manager.ts b/src/main/download-manager.ts
index 9b715da..6922938 100644
--- a/src/main/download-manager.ts
+++ b/src/main/download-manager.ts
@@ -731,10 +731,10 @@ const SCENE_RP_TOKEN_RE = /(?:^|[._\-\s])rp(?:[._\-\s]|$)/i;
 const SCENE_REPACK_TOKEN_RE = /(?:^|[._\-\s])repack(?:[._\-\s]|$)/i;
 const SCENE_QUALITY_TOKEN_RE = /([._\-\s])((?:4320|2160|1440|1080|720|576|540|480|360)p)(?=[._\-\s]|$)/i;
 const SCENE_GROUP_SUFFIX_FALLBACK_RE = /-([A-Za-z0-9]{2,})$/;
-const SCENE_NON_GROUP_SUFFIXES = new Set([
-  "x264",
-  "x265",
-  "h264",
+const SCENE_NON_GROUP_SUFFIXES = new Set([
+  "x264",
+  "x265",
+  "h264",
   "h265",
   "avc",
   "hevc",
@@ -745,40 +745,49 @@ const SCENE_NON_GROUP_SUFFIXES = new Set([
   "bdrip",
   "hdtv",
   "dvdrip",
-  "remux"
-]);
-
-function hasSceneGroupSuffix(fileName: string): boolean {
-  const text = String(fileName || "").trim();
-  if (!text) {
-    return false;
-  }
-
-  if (SCENE_GROUP_SUFFIX_RE.test(text)) {
-    return true;
-  }
-
-  const fallbackMatch = text.match(SCENE_GROUP_SUFFIX_FALLBACK_RE);
-  const suffix = String(fallbackMatch?.[1] || "").trim();
-  if (!suffix) {
-    return false;
-  }
-
-  const lower = suffix.toLowerCase();
-  if (SCENE_NON_GROUP_SUFFIXES.has(lower)) {
-    return false;
-  }
-  if (/^\d+p$/.test(lower) || /^\d+$/.test(lower)) {
-    return false;
-  }
-  if (/^\d/.test(suffix)) {
-    return false;
-  }
-  if (/4s(?:f|j)/i.test(suffix) && !/^(?:4sf|4sj)$/i.test(suffix)) {
-    return false;
-  }
-  return /[a-z]/i.test(suffix);
-}
+  "remux"
+]);
+
+function isValidSceneGroupSuffix(suffix: string): boolean {
+  const normalizedSuffix = String(suffix || "").trim();
+  if (!normalizedSuffix) {
+    return false;
+  }
+
+  const lower = normalizedSuffix.toLowerCase();
+  if (SCENE_NON_GROUP_SUFFIXES.has(lower)) {
+    return false;
+  }
+  if (/^s\d{1,2}e\d{1,3}(?:e\d{1,3})?$/i.test(normalizedSuffix) || /^s\d{1,2}$/i.test(normalizedSuffix) || /^e\d{1,3}$/i.test(normalizedSuffix)) {
+    return false;
+  }
+  if (/^\d+p$/.test(lower) || /^\d+$/.test(lower)) {
+    return false;
+  }
+  if (/^\d/.test(normalizedSuffix)) {
+    return false;
+  }
+  if (/4s(?:f|j)/i.test(normalizedSuffix) && !/^(?:4sf|4sj)$/i.test(normalizedSuffix)) {
+    return false;
+  }
+  return /[a-z]/i.test(normalizedSuffix);
+}
+
+function hasSceneGroupSuffix(fileName: string): boolean {
+  const text = String(fileName || "").trim();
+  if (!text) {
+    return false;
+  }
+
+  if (SCENE_GROUP_SUFFIX_RE.test(text)) {
+    const directMatch = text.match(SCENE_GROUP_SUFFIX_FALLBACK_RE);
+    return isValidSceneGroupSuffix(String(directMatch?.[1] || ""));
+  }
+
+  const fallbackMatch = text.match(SCENE_GROUP_SUFFIX_FALLBACK_RE);
+  const suffix = String(fallbackMatch?.[1] || "").trim();
+  return isValidSceneGroupSuffix(suffix);
+}
 
 export function extractEpisodeToken(fileName: string): string | null {
   const text = String(fileName || "");
diff --git a/tests/download-manager.test.ts b/tests/download-manager.test.ts
index 1f9418f..b369c3e 100644
--- a/tests/download-manager.test.ts
+++ b/tests/download-manager.test.ts
@@ -6,7 +6,7 @@ import crypto from "node:crypto";
 import { EventEmitter, once } from "node:events";
 import AdmZip from "adm-zip";
 import { afterEach, describe, expect, it, vi } from "vitest";
-import { DownloadManager, extractArchiveNameFromExtractorLogMessage, getAuthoritativeRealDebridTotal, resolveArchiveItemsFromList } from "../src/main/download-manager";
+import { DownloadManager, buildAutoRenameBaseNameFromFoldersWithOptions, extractArchiveNameFromExtractorLogMessage, getAuthoritativeRealDebridTotal, resolveArchiveItemsFromList } from "../src/main/download-manager";
 import { planDownloadCompletion, validateDownloadedFileCompletion } from "../src/main/download-completion";
 import { defaultSettings } from "../src/main/constants";
 import { parseDebridLinkApiKeys } from "../src/shared/debrid-link-keys";
@@ -77,8 +77,33 @@ describe("download completion planning", () => {
     });
   });
 });
-
-async function waitFor(predicate: () => boolean, timeoutMs = 15000): Promise<void> {
+
+describe("auto rename base selection", () => {
+  it("ignores raw episode-suffix folders like 4sf-amilllt...-s03e10 as scene targets", () => {
+    expect(buildAutoRenameBaseNameFromFoldersWithOptions(
+      [
+        "4sf-amilllt.de.dl.web.7p-s03e10",
+        "A.Million.Little.Things.S03.GERMAN.DL.720p.WEB.H264-RWP",
+        "amilllt.de.dl.web.7p-s03e10"
+      ],
+      "A.Million.Little.Things.S03E10.Vertraue.mir.GERMAN.DL.720p.WEB.H264-4SF",
+      { forceEpisodeForSeasonFolder: true }
+    )).toBe("A.Million.Little.Things.S03E10.GERMAN.DL.720p.WEB.H264-RWP");
+  });
+
+  it("ignores compact archive folder stems like scn-alco7-S03E18 as scene targets", () => {
+    expect(buildAutoRenameBaseNameFromFoldersWithOptions(
+      [
+        "scn-alco7-S03E18",
+        "Alex.und.Co.S03.GERMAN.DL.720p.WEB.H264-SunDry"
+      ],
+      "alex.und.co.s03e18.720p.web.h264-sundry",
+      { forceEpisodeForSeasonFolder: true }
+    )).toBe("Alex.und.Co.S03E18.GERMAN.DL.720p.WEB.H264-SunDry");
+  });
+});
+
+async function waitFor(predicate: () => boolean, timeoutMs = 15000): Promise<void> {
   const started = Date.now();
   while (!predicate()) {
     if (Date.now() - started > timeoutMs) {