diff --git a/mlir/include/mlir/Dialect/GPU/IR/GPUOps.td b/mlir/include/mlir/Dialect/GPU/IR/GPUOps.td
--- a/mlir/include/mlir/Dialect/GPU/IR/GPUOps.td
+++ b/mlir/include/mlir/Dialect/GPU/IR/GPUOps.td
@@ -1860,7 +1860,7 @@
     Example:
 
     ```mlir
-    %buffersz, %token = gpu.spmv_buffersize async [%dep] %env, %spmatA{TRANSPOSE}, %dnX, %dnY
+    %buffersz, %token = gpu.spmv_buffer_size async [%dep] %env, %spmatA{TRANSPOSE}, %dnX, %dnY
     ```
   }];
   let arguments = (ins Variadic<GPU_AsyncToken>:$asyncDependencies,