diff --git a/pkgs/development/python-modules/glean-sdk/default.nix b/pkgs/development/python-modules/glean-sdk/default.nix
index 69d8006deb40..b78e50d2ea54 100644
--- a/pkgs/development/python-modules/glean-sdk/default.nix
+++ b/pkgs/development/python-modules/glean-sdk/default.nix
@@ -1,5 +1,4 @@
 {
-  stdenv,
   lib,
   buildPythonPackage,
   fetchFromGitHub,
@@ -57,7 +56,7 @@ buildPythonPackage rec {
   pythonImportsCheck = [ "glean" ];
 
   meta = {
-    broken = stdenv.hostPlatform.isDarwin;
+    broken = true; # fails to build since 2025-12
     description = "Telemetry client libraries and are a part of the Glean project";
     homepage = "https://mozilla.github.io/glean/book/index.html";
     license = lib.licenses.mpl20;
diff --git a/pkgs/development/python-modules/sentry-sdk/default.nix b/pkgs/development/python-modules/sentry-sdk/default.nix
index 6785d671b715..2592a2da464b 100644
--- a/pkgs/development/python-modules/sentry-sdk/default.nix
+++ b/pkgs/development/python-modules/sentry-sdk/default.nix
@@ -69,14 +69,14 @@
 
 buildPythonPackage (finalAttrs: {
   pname = "sentry-sdk";
-  version = "2.64.0";
+  version = "2.66.0";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "getsentry";
     repo = "sentry-python";
     tag = finalAttrs.version;
-    hash = "sha256-uAxHNyZgTpw6NoXGCw91AgsKQqlJkdgPsw/WdhFMhs4=";
+    hash = "sha256-0xHcTcJH7cNzQ16Yc+fkSKYE316Ztu6Bl7hTwtD97Ds=";
   };
 
   postPatch = ''