diff --git a/mlir/test/Examples/Toy/Ch5/trivial_reshape.toy b/mlir/test/Examples/Toy/Ch5/trivial_reshape.toy
--- a/mlir/test/Examples/Toy/Ch5/trivial_reshape.toy
+++ b/mlir/test/Examples/Toy/Ch5/trivial_reshape.toy
@@ -1,4 +1,4 @@
-# RUN: toyc-ch4 %s -emit=mlir -opt 2>&1 | FileCheck %s
+# RUN: toyc-ch5 %s -emit=mlir -opt 2>&1 | FileCheck %s
 
 def main() {
   var a<2,1> = [1, 2];
@@ -13,4 +13,4 @@
 # CHECK-SAME: 	 	[1.000000e+00], [2.000000e+00]
 # CHECK-SAME: 		]> : tensor<2x1xf64>
 # CHECK-NEXT:    toy.print [[VAL_0]] : tensor<2x1xf64>
-# CHECK-NEXT:    toy.return
\ No newline at end of file
+# CHECK-NEXT:    toy.return
diff --git a/mlir/test/Examples/Toy/Ch6/trivial_reshape.toy b/mlir/test/Examples/Toy/Ch6/trivial_reshape.toy
--- a/mlir/test/Examples/Toy/Ch6/trivial_reshape.toy
+++ b/mlir/test/Examples/Toy/Ch6/trivial_reshape.toy
@@ -1,4 +1,4 @@
-# RUN: toyc-ch4 %s -emit=mlir -opt 2>&1 | FileCheck %s
+# RUN: toyc-ch6 %s -emit=mlir -opt 2>&1 | FileCheck %s
 
 def main() {
   var a<2,1> = [1, 2];
@@ -13,4 +13,4 @@
 # CHECK-SAME: 	 	[1.000000e+00], [2.000000e+00]
 # CHECK-SAME: 		]> : tensor<2x1xf64>
 # CHECK-NEXT:    toy.print [[VAL_0]] : tensor<2x1xf64>
-# CHECK-NEXT:    toy.return
\ No newline at end of file
+# CHECK-NEXT:    toy.return
diff --git a/mlir/test/Examples/Toy/Ch7/trivial_reshape.toy b/mlir/test/Examples/Toy/Ch7/trivial_reshape.toy
--- a/mlir/test/Examples/Toy/Ch7/trivial_reshape.toy
+++ b/mlir/test/Examples/Toy/Ch7/trivial_reshape.toy
@@ -1,4 +1,4 @@
-# RUN: toyc-ch4 %s -emit=mlir -opt 2>&1 | FileCheck %s
+# RUN: toyc-ch7 %s -emit=mlir -opt 2>&1 | FileCheck %s
 
 def main() {
   var a<2,1> = [1, 2];
@@ -13,4 +13,4 @@
 # CHECK-SAME: 	 	[1.000000e+00], [2.000000e+00]
 # CHECK-SAME: 		]> : tensor<2x1xf64>
 # CHECK-NEXT:    toy.print [[VAL_0]] : tensor<2x1xf64>
-# CHECK-NEXT:    toy.return
\ No newline at end of file
+# CHECK-NEXT:    toy.return