diff --git a/dist/index.d.ts b/dist/index.d.ts
index 84c4b72..48fbec5 100644
--- a/dist/index.d.ts
+++ b/dist/index.d.ts
@@ -1313,7 +1313,7 @@ interface GPURenderPipelineDescriptor
 }
 
 interface GPURequestAdapterOptions {
-  featureLevel?: any;
+  featureLevel?: string;
   /**
    * Optionally provides a hint indicating what class of adapter should be selected from
    * the system's available adapters.
@@ -2070,6 +2070,10 @@ interface GPUCanvasContext {
    * Removes the context configuration. Destroys any textures produced while configured.
    */
   unconfigure(): undefined;
+  /**
+   * Returns the context configuration.
+   */
+  getConfiguration(): GPUCanvasConfiguration | null;
   /**
    * Get the {@link GPUTexture} that will be composited to the document by the {@link GPUCanvasContext}
    * next.
diff --git a/generated/index.d.ts b/generated/index.d.ts
index 7aa39c7..da463fd 100644
--- a/generated/index.d.ts
+++ b/generated/index.d.ts
@@ -1301,7 +1301,7 @@ interface GPURenderPipelineDescriptor
 }
 
 interface GPURequestAdapterOptions {
-  featureLevel?: any;
+  featureLevel?: string;
   powerPreference?: GPUPowerPreference;
   forceFallbackAdapter?: boolean;
 }
@@ -1929,6 +1929,10 @@ interface GPUCanvasContext {
    * Removes the context configuration. Destroys any textures produced while configured.
    */
   unconfigure(): undefined;
+  /**
+   * Returns the context configuration.
+   */
+  getConfiguration(): GPUCanvasConfiguration | null;
   /**
    * Get the {@link GPUTexture} that will be composited to the document by the {@link GPUCanvasContext}
    * next.
diff --git a/gpuweb b/gpuweb
index a9b1fa0..7cffc10 160000
--- a/gpuweb
+++ b/gpuweb
@@ -1 +1 @@
-Subproject commit a9b1fa003e64a031a7a9ddf0df365165fbec6556
+Subproject commit 7cffc109d9e971dfa4a950466b798a4cdf3294a7