diff --git a/releases/signatures.txt b/releases/signatures.txt
index c9858e92..f4ed6c9f 100644
--- a/releases/signatures.txt
+++ b/releases/signatures.txt
@@ -7,6 +7,8 @@ Hash: SHA256
 e6192bd7c2b27df7c9d8e58ae9a41bda4ef0615991c3159fb05ff60dc3cfedd1  History-Mk4.md
 c8ad43b4e3f9d77777026da6d1210c6fc5cfe435bcfcd241c0f67c9392ad7b82  History-Mk3.md
 6e8b95855e05dc7889b1476acfb1854107b4e8df6f12cdf4a643a9776e60c798  ChangeLog.md
+be166b3bb3ec2259991db998c20c3d44e88eeaa73c2b8114f31cb14cab5e66e6  2025-05-14T1344-v5.4.3-mk4-coldcard.dfu
+876932d4ea7634d268145d5bf45577c7198c9d60e8a271b5079faba4d4c91acd  2025-05-14T1344-v5.4.3-mk4-coldcard-factory.dfu
 aaed0b90be5de310c8ac9f2d0cb3a7eea58923a53d349eb4b9ac8a902e5cba4e  2025-05-14T1343-v1.3.3Q-q1-coldcard.dfu
 9daa2b48abdfa2303a43ee1d0ba3d0d905e7f6286018f44a0dda3c755c46039e  2025-05-14T1343-v1.3.3Q-q1-coldcard-factory.dfu
 c1202ba30db68a12b882176997f08844da4ec31087ac2f507ea1d4281d2faa9a  2025-04-16T1907-v5.4.2-mk4-coldcard.dfu
@@ -107,12 +109,12 @@ f05bc8dfed047c0c0abe5ed60621d2d14899b10717221c4af0942d96a1754f33  2021-03-29T192
 bea27f263b524a66b3ed0a58c16805e98be0d7c3db20c2f7aab3238f2c6a6995  2019-12-19T1623-v3.0.6-coldcard.dfu
 -----BEGIN PGP SIGNATURE-----
 
-iQEyBAEBCAAdFiEERYl3mt/BTzMnU06oo6MbrVoqWxAFAmgknfgACgkQo6MbrVoq
-WxDuhQf3by1CAELCWSIdbBOMsVFpXUc8iFOrEMDTlAZ4YYUaNMv34TJ2EMb2Ve3I
-ZI9NU3HBNgRYIOwojeoU9Nm4rFwFyYf5ZiXCDjV7V5hBcWwwgPIIAKm/8wIJGtjK
-IHuE8m3mfNwy9QSok+yLWqnJQ47Nb1pyjUAgF/Zcs9jePAo7LwY6PphJEOlH/uMM
-2LEdlpwxe3UOXwVzTHHt1VGEILNlSMnYwEVV5o8S9tKvYxEqu7pvxQf6CgZL27aB
-Ojd92ixy2g5M6+A3O0cNnmHATee8hftyIYzlI/TYqsq6dEfRLnkDcuFNswlEpe8Q
-/aC78Kaj8vCqonjEFeAiIkv2T2mD
-=qnTq
+iQEzBAEBCAAdFiEERYl3mt/BTzMnU06oo6MbrVoqWxAFAmgknkYACgkQo6MbrVoq
+WxBkuggAqTFP4YJdkzdNPbPDxtnCL4ZFJ+Rtnybp9JigTazbMvA/pjR+uODPFI3M
+Pm8I6kNPY8lMOPptEiFpNHn8EL8i2jOdH4NcmSP9OYInCRWyknm8fbmboSkOueAp
+SG3irwVXf/XWMMpBdXvALPPvttPzlVOLYowYnervDPiINiQDkd5jRP+Kd0AStVEt
+/QNq3ocmYHj4AUhJ5YSkyyVnnmGrZzKpcJ1q0XxXFCMJnyBrkjkJ60SgDx+ucy7c
+vTVk+W8QyLfqFkbhv4OT7YBITNGHEwk8sZ6V3N98r2/8Hx5PI42QOKEARYtOTpip
+oj0LNnPFnAIkOTwZVazuc+vtG/GgSA==
+=IRUs
 -----END PGP SIGNATURE-----