diff --git a/pkgs/development/python-modules/glean-sdk/default.nix b/pkgs/development/python-modules/glean-sdk/default.nix
index c363d2150db2..8ede9275db89 100644
--- a/pkgs/development/python-modules/glean-sdk/default.nix
+++ b/pkgs/development/python-modules/glean-sdk/default.nix
@@ -16,19 +16,19 @@
 
 buildPythonPackage rec {
   pname = "glean-sdk";
-  version = "50.1.2";
+  version = "51.1.0";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-avTIinFBSoCHeCiX7EoS4ucBK6FyFC1SuAFpSdxwPUk=";
+    hash = "sha256-Rt+N/sqX7IyoXbytzF9UkyXsx0vQXbGs+XJkaMhevE0=";
   };
 
   cargoDeps = rustPlatform.fetchCargoTarball {
     inherit src;
     name = "${pname}-${version}";
-    hash = "sha256:10k8684665iawf1yswx39s4cj6c5d37j4d7jgbn0fcm08qlkfzxi";
+    hash = "sha256-oY94YVs6I+/klogyajBoCrYexp9oUSrQ6znWVbigf2E=";
   };
 
   nativeBuildInputs = [
@@ -49,6 +49,11 @@ buildPythonPackage rec {
     pytestCheckHook
   ];
 
+  disabledTests = [
+    # RuntimeError: No ping received.
+    "test_client_activity_api"
+  ];
+
   postPatch = ''
     substituteInPlace glean-core/python/setup.py \
       --replace "glean_parser==5.0.1" "glean_parser>=5.0.1"