diff --git a/src/example1/example1_test.go b/src/example1/example1_test.go
index 58a66b8..e4e0abd 100644
--- a/src/example1/example1_test.go
+++ b/src/example1/example1_test.go
@@ -5,7 +5,7 @@ import (
 )
 
 func Test1(t *testing.T) {
-	if 4 != 4 {
+	if 3 != 4 {
 		t.Error("Expected 2 + 2 to equal 4")
 	}
 }
@@ -15,7 +15,7 @@ func Test2(t *testing.T)  {
 		t.Fail()
 	}
 
-	//t.Error("Some other string {}" , 42)
+	t.Error("Some other string {}" , 42)
 
 	t.Log("foobar, log")
 }
\ No newline at end of file
diff --git a/src/example2/example2_test.go b/src/example2/example2_test.go
index 61baa9a..6765a74 100644
--- a/src/example2/example2_test.go
+++ b/src/example2/example2_test.go
@@ -6,7 +6,7 @@ import (
 
 func TestX(t *testing.T) {
 
-	if !true {
+	if true {
 		t.Fatal("Fatal error");
 	}
 
@@ -15,7 +15,7 @@ func TestX(t *testing.T) {
 func TestY(t *testing.T)  {
 
 	t.Log("Some logging")
-	if false {
+	if !false {
 		t.FailNow()
 	}