diff --git a/payjoin-ffi/python/uv.lock b/payjoin-ffi/python/uv.lock
index f5a929647..43f0abd2b 100644
--- a/payjoin-ffi/python/uv.lock
+++ b/payjoin-ffi/python/uv.lock
@@ -1,5 +1,5 @@
 version = 1
-revision = 3
+revision = 5
 requires-python = ">=3.10"
 
 [[package]]
@@ -18,11 +18,11 @@ wheels = [
 
 [[package]]
 name = "certifi"
-version = "2025.8.3"
+version = "2026.10.18"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/dc/67/960ebe6bf230a96cda2e0abcf73af550ec4f090005363542f0765df162e0/certifi-2025.8.3.tar.gz", hash = "sha256:e564105f78ded564e3ae7c923924435e1daa7463faeab5bb932bc53ffae63407", size = 162386, upload-time = "2025-08-03T03:07:47.08Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/7e/eb/a2aa1ac3ea30dd3f30ca57f40232138b6b0040719316ecb85daf61167771/certifi-2026.10.18.tar.gz", hash = "sha256:b9995d97b64d0431a5af837d8ca8cd6238104d1f319f04bd93ea43124d6c861e", size = 135227, upload-time = "2026-10-18T16:21:07.655Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/e5/48/1549795ba7742c948d2ad169c1c8cdbae65bc450d6cd753d124b17c8cd32/certifi-2025.8.3-py3-none-any.whl", hash = "sha256:f6c12493cfb1b06ba2ff328595af9350c65d6644968e5d3a2ffd78699af217a5", size = 161216, upload-time = "2025-08-03T03:07:45.777Z" },
+    { url = "https://files.pythonhosted.org/packages/08/ba/95dd616042484f7c83a06974388b37b837732740ee70bc5dc715b5fcd55a/certifi-2026.10.18-py3-none-any.whl", hash = "sha256:73191c47aaa79da394e8fee2dbc2ec827432cab56311122c9e47abf79e390f62", size = 134093, upload-time = "2026-10-18T16:21:06.276Z" },
 ]
 
 [[package]]