diff --git a/pkgs/development/python-modules/jax/default.nix b/pkgs/development/python-modules/jax/default.nix
index 22e4c5aa838d..e160eec612cf 100644
--- a/pkgs/development/python-modules/jax/default.nix
+++ b/pkgs/development/python-modules/jax/default.nix
@@ -38,7 +38,7 @@ buildPythonPackage rec {
     owner = "google";
     repo = "jax";
     # google/jax contains tags for jax and jaxlib. Only use jax tags!
-    rev = "refs/tags/jaxlib-v${version}";
+    rev = "refs/tags/jax-v${version}";
     hash = "sha256-poQQo2ZgEhPYzK3aCs+BjaHTNZbezJAECd+HOdY1Yok=";
   };
 
@@ -144,6 +144,9 @@ buildPythonPackage rec {
     };
   };
 
+  # updater fails to pick the correct branch
+  passthru.skipBulkUpdate = true;
+
   meta = with lib; {
     description = "Differentiate, compile, and transform Numpy code";
     homepage = "https://github.com/google/jax";
diff --git a/pkgs/development/python-modules/wandb/default.nix b/pkgs/development/python-modules/wandb/default.nix
index b2f22092638b..61f32785757d 100644
--- a/pkgs/development/python-modules/wandb/default.nix
+++ b/pkgs/development/python-modules/wandb/default.nix
@@ -55,7 +55,7 @@
 
 buildPythonPackage rec {
   pname = "wandb";
-  version = "0.16.4";
+  version = "0.16.0";
   format = "pyproject";
 
   disabled = pythonOlder "3.6";
@@ -64,7 +64,7 @@ buildPythonPackage rec {
     owner = pname;
     repo = pname;
     rev = "refs/tags/v${version}";
-    hash = "sha256-Q4NHUHay1/xb+V494n96jxE1VyAP7uVyQbIbS0/E85c=";
+    hash = "sha256-XXs9KjiAPzZ932r4UJ87RpM+qhg/bNDWEYsq2Ua6SRw=";
   };
 
   patches = [
@@ -302,6 +302,9 @@ buildPythonPackage rec {
     "wandb"
   ];
 
+  # unmaintainable list of disabled tests
+  passthru.skipBulkUpdate = true;
+
   meta = with lib; {
     description = "A CLI and library for interacting with the Weights and Biases API";
     homepage = "https://github.com/wandb/wandb";