diff --git a/bk1ch04p196extensions/bk1ch04p196extensions/ViewController.swift b/bk1ch04p196extensions/bk1ch04p196extensions/ViewController.swift
index 1feaf8515..456338b2f 100644
--- a/bk1ch04p196extensions/bk1ch04p196extensions/ViewController.swift
+++ b/bk1ch04p196extensions/bk1ch04p196extensions/ViewController.swift
@@ -351,9 +351,9 @@ class ViewController: UIViewController {
         }
         
         let m = [4,1,5,7,2].myMin() // 1
-        print(m)
+        print(m as Any)
         // let dd = [Digit(number:12), Digit(number:42)].min() // compile error
-        print([4,1,5].myMin())
+        print([4,1,5].myMin() as Any)
         
         
     }
diff --git a/bk1ch04p197ExtensionOverrideTest/ExtensionOverrideTest/ViewController.swift b/bk1ch04p197ExtensionOverrideTest/ExtensionOverrideTest/ViewController.swift
index 8aa5e0928..346eb7e2b 100644
--- a/bk1ch04p197ExtensionOverrideTest/ExtensionOverrideTest/ViewController.swift
+++ b/bk1ch04p197ExtensionOverrideTest/ExtensionOverrideTest/ViewController.swift
@@ -37,7 +37,7 @@ class ViewController: UIViewController {
         
         let b = UIButton()
         b.setTitle("hey", for: .normal)
-        print(b.title(for:.normal)) // nil
+        print(b.title(for:.normal) as Any) // nil
     }
 }
 
diff --git a/bk1ch05p240error/bk1ch05p241error/ViewController.swift b/bk1ch05p240error/bk1ch05p241error/ViewController.swift
index 7e7504096..a52606335 100644
--- a/bk1ch05p240error/bk1ch05p241error/ViewController.swift
+++ b/bk1ch05p240error/bk1ch05p241error/ViewController.swift
@@ -74,7 +74,7 @@ class ViewController: UIViewController {
         out: do {
             // ...
             print("starting")
-            let somethingBadHappened = true
+            var somethingBadHappened : Bool { return true }
             if somethingBadHappened {
                 break out
             }