diff --git a/tests/test_set_constant.py b/tests/test_set_constant.py
index e187ae89..3044d279 100644
--- a/tests/test_set_constant.py
+++ b/tests/test_set_constant.py
@@ -18,7 +18,7 @@
 using stage-separated push constants correctly.
 
 The source code assumes the topology is POINT-LIST, so that each call to vertexMain
-corresponds with one call to fragmentMain. 
+corresponds with one call to fragmentMain.
 """
 COUNT = 10
 
@@ -34,7 +34,7 @@
         values1: array<u32, COUNT>, // VERTEX constants
         values2: array<u32, COUNT>, // FRAGMENT constants
     }
-    var<push_constant> push_constants: PushConstants;  
+    var<push_constant> push_constants: PushConstants;
 
     struct VertexOutput {
         @location(0) index: u32,
@@ -99,7 +99,6 @@ def run_test(device):
     vertex_call_buffer = device.create_buffer(size=COUNT * 4, usage="STORAGE|COPY_SRC")
 
     bind_group = device.create_bind_group(
-        label=f"Bind Group for Faces",
         layout=pipeline.get_bind_group_layout(0),
         entries=[
             {"binding": 0, "resource": {"buffer": vertex_call_buffer}},
diff --git a/wgpu/_classes.py b/wgpu/_classes.py
index 2e6ad5b1..232cd623 100644
--- a/wgpu/_classes.py
+++ b/wgpu/_classes.py
@@ -718,7 +718,7 @@ def create_pipeline_layout(
         *,
         label="",
         bind_group_layouts: "List[GPUBindGroupLayout]",
-        push_constant_layouts: "List[GPUPushConstantRange]" = [],
+        push_constant_layouts: "List[Dict]" = [],
     ):
         """Create a `GPUPipelineLayout` object, which can be
         used in `create_render_pipeline()` or `create_compute_pipeline()`.
diff --git a/wgpu/backends/wgpu_native/_api.py b/wgpu/backends/wgpu_native/_api.py
index 9702aaa8..e5b5f90a 100644
--- a/wgpu/backends/wgpu_native/_api.py
+++ b/wgpu/backends/wgpu_native/_api.py
@@ -811,13 +811,15 @@ def _request_device(
         # This is important, because zero does NOT mean default, and a limit of zero
         # for a specific limit may break a lot of applications.
         required_limits = required_limits or {}
-        for key, value in self.limits.items():
-            c_key = to_camel_case(key)
-            new_value = required_limits.get(key, value)
-            if hasattr(c_limits, c_key):
-                setattr(c_limits, c_key, new_value)
-            else:
-                setattr(c_limits_extras, c_key, new_value)
+        for limit in (c_limits, c_limits_extras):
+            for key in dir(limit):
+                snake_key = to_snake_case(key)
+                # Use the value in required_limits if it exists.fl
+                try:
+                    value = required_limits[snake_key]
+                except KeyError:
+                    value = self.limits[snake_key]
+                setattr(limit, key, value)
 
         # ---- Set queue descriptor
 
@@ -1310,7 +1312,7 @@ def create_pipeline_layout(
         *,
         label="",
         bind_group_layouts: "List[GPUBindGroupLayout]",
-        push_constant_layouts: "List[GPUPushConstantRange]" = [],
+        push_constant_layouts: "List[Dict]" = [],
     ):
         bind_group_layouts_ids = [x._internal for x in bind_group_layouts]