diff --git a/mlir/include/mlir/Dialect/Vector/IR/VectorOps.td b/mlir/include/mlir/Dialect/Vector/IR/VectorOps.td
--- a/mlir/include/mlir/Dialect/Vector/IR/VectorOps.td
+++ b/mlir/include/mlir/Dialect/Vector/IR/VectorOps.td
@@ -2438,7 +2438,7 @@
 
     ```mlir
     %s = arith.constant 10.1 : f32
-    %t = vector.splat %s : vector<8x16xi32>
+    %t = vector.splat %s : vector<8x16xf32>
     ```
   }];