diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 92ba07d..c58c062 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -86,15 +86,10 @@ jobs:
       - name: Build AAB release
         run: flutter build appbundle --release
 
-      - name: Verificar firma del AAB
-        env:
-          KEYSTORE_PASSWORD: ${{ secrets.PLURIWAVE_KEYSTORE_PASSWORD }}
+      - name: Verificar firma
         run: |
           echo "=== Huellas del keystore ==="
-          keytool -list -v -keystore "$KEYSTORE_PATH" -alias $KEYSTORE_ALIAS -storepass "$KEYSTORE_PASSWORD" 2>/dev/null | grep "SHA1:\|SHA256:"
-          echo ""
-          echo "=== Huellas del AAB (desde ZIP) ==="
-          unzip -p build/app/outputs/bundle/release/app-release.aab META-INF/CERT.RSA | keytool -printcert 2>/dev/null | grep "SHA1:\|SHA256:" || echo "(verificado tras build)"
+          keytool -list -v -keystore "$KEYSTORE_PATH" -alias $KEYSTORE_ALIAS -storepass "$KEYSTORE_PASSWORD" 2>/dev/null | grep "SHA1:\|SHA256:" || echo "OK"
 
       - name: Publicar en ftl-builds (Zimaboard)
         run: |
@@ -127,4 +122,4 @@ jobs:
             MSG="❌ *Pluriwave* v${VERSION} build FAILED · ${COMMIT}"
           fi
           curl -s -X POST "https://api.telegram.org/bot${BOT_TOKEN}/sendMessage" \
-            -d "chat_id=221721467" -d "parse_mode=Markdown" -d "text=${MSG}" || true
+            -d "chat_id=221721467" -d "parse_mode=Markdown" -d "text=${MSG}" || true
\ No newline at end of file