diff --git a/gpu/src/NativeInstance.zig b/gpu/src/NativeInstance.zig
index 63719ada..995b99ca 100644
--- a/gpu/src/NativeInstance.zig
+++ b/gpu/src/NativeInstance.zig
@@ -1062,22 +1062,27 @@ const render_pass_encoder_vtable = RenderPassEncoder.VTable{
             );
         }
     }).setVertexBuffer,
-    // .setViewport = (struct {
-    //     pub fn setViewport(
-    //         ptr: *anyopaque,
-    //         x: f32,
-    //         y: f32,
-    //         width: f32,
-    //         height: f32,
-    //         min_depth: f32,
-    //         max_depth: f32,
-    //     ) void {
-    //         c.wgpuRenderPassEncoderSetViewport(
-    //             @ptrCast(c.WGPURenderPassEncoder, ptr),
-    //             x, y, width, height, min_depth, max_depth,
-    //         );
-    //     }
-    // }).setViewport,
+    .setViewport = (struct {
+        pub fn setViewport(
+            ptr: *anyopaque,
+            x: f32,
+            y: f32,
+            width: f32,
+            height: f32,
+            min_depth: f32,
+            max_depth: f32,
+        ) void {
+            c.wgpuRenderPassEncoderSetViewport(
+                @ptrCast(c.WGPURenderPassEncoder, ptr),
+                x,
+                y,
+                width,
+                height,
+                min_depth,
+                max_depth,
+            );
+        }
+    }).setViewport,
     // .writeTimestamp = (struct {
     //     pub fn writeTimestamp(ptr: *anyopaque, query_set: QuerySet, query_index: u32) void {
     //         c.wgpuRenderPassEncoderWriteTimestamp(
diff --git a/gpu/src/RenderPassEncoder.zig b/gpu/src/RenderPassEncoder.zig
index b082763a..0c9b275f 100644
--- a/gpu/src/RenderPassEncoder.zig
+++ b/gpu/src/RenderPassEncoder.zig
@@ -45,7 +45,7 @@ pub const VTable = struct {
     setScissorRect: fn (ptr: *anyopaque, x: u32, y: u32, width: u32, height: u32) void,
     setStencilReference: fn (ptr: *anyopaque, reference: u32) void,
     setVertexBuffer: fn (ptr: *anyopaque, slot: u32, buffer: Buffer, offset: u64, size: u64) void,
-    // setViewport: fn (ptr: *anyopaque, x: f32, y: f32, width: f32, height: f32, min_depth: f32, max_depth: f32) void,
+    setViewport: fn (ptr: *anyopaque, x: f32, y: f32, width: f32, height: f32, min_depth: f32, max_depth: f32) void,
     // writeTimestamp: fn (ptr: *anyopaque, query_set: QuerySet, query_index: u32) void,
 };
 
@@ -163,19 +163,17 @@ pub inline fn setVertexBuffer(
     pass.vtable.setVertexBuffer(pass.ptr, slot, buffer, offset, size);
 }
 
-// pub inline fn setViewport(
-//     pass: RenderPassEncoder,
-//     x: f32,
-//     y: f32,
-//     width: f32,
-//     height: f32,
-//     min_depth: f32,
-//     max_depth: f32,
-// ) void {
-//     pass.vtable.setViewport(pass.ptr, x, y, width, height, min_depth, max_depth);
-// }
-// // setViewport: fn (ptr: *anyopaque, x: f32, y: f32, width: f32, height: f32, min_depth: f32, max_depth: f32) void,
-// // WGPU_EXPORT void wgpuRenderPassEncoderSetViewport(WGPURenderPassEncoder renderPassEncoder, float x, float y, float width, float height, float minDepth, float maxDepth);
+pub inline fn setViewport(
+    pass: RenderPassEncoder,
+    x: f32,
+    y: f32,
+    width: f32,
+    height: f32,
+    min_depth: f32,
+    max_depth: f32,
+) void {
+    pass.vtable.setViewport(pass.ptr, x, y, width, height, min_depth, max_depth);
+}
 
 // pub inline fn writeTimestamp(pass: RenderPassEncoder, query_set: QuerySet, query_index: u32) void {
 //     pass.vtable.writeTimestamp(pass.ptr, query_set, query_index);
@@ -214,7 +212,7 @@ test {
     _ = setPipeline;
     _ = setStencilReference;
     _ = setVertexBuffer;
-    // _ = setViewport;
+    _ = setViewport;
     // _ = writeTimestamp;
     _ = Descriptor;
 }