diff --git a/CHANGELOG.md b/CHANGELOG.md
index 57003a860..9cabf6cf1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@
 - Apps:
   - Seader: Remove some optional asn1 fields (by @bettse)
   - NFC Playlist: Fix extension check and error messages (by @acegoal07)
+  - T5577 Raw Writer: Fix block count iteration (by @Moon-Byeong-heui)
   - Various app fixes for `-Wundef` option (by @Willy-JL)
 - OFW: NFC: Refactor detected protocols list (by @Astrrra)
 - OFW: CCID: App refactor (by @kidbomb)
diff --git a/applications/external b/applications/external
index e2962d961..c443619d7 160000
--- a/applications/external
+++ b/applications/external
@@ -1 +1 @@
-Subproject commit e2962d9619a11399ef76006880f09abd69588549
+Subproject commit c443619d77cc18b9e10ef105a8dbb49f4b56cdf1