diff --git a/README.md b/README.md
index 0529917..f42e19e 100644
--- a/README.md
+++ b/README.md
@@ -64,7 +64,7 @@ func main() {
 	}
 
 	// Load YAML config and merge into the previously loaded config (because we can).
-	k.Load(file.Provider("mock/mock.yaml"), yaml.Parser())
+	k.Load(file.Provider("mock/mock.yml"), yaml.Parser())
 
 	fmt.Println("parent's name is = ", k.String("parent1.name"))
 	fmt.Println("parent's ID is = ", k.Int("parent1.id"))
@@ -105,7 +105,7 @@ func main() {
 	}
 
 	// Load YAML config and merge into the previously loaded config (because we can).
-	k.Load(file.Provider("mock/mock.yaml"), yaml.Parser())
+	k.Load(file.Provider("mock/mock.yml"), yaml.Parser())
 
 	fmt.Println("parent's name is = ", k.String("parent1.name"))
 	fmt.Println("parent's ID is = ", k.Int("parent1.id"))
@@ -454,7 +454,7 @@ func main() {
 	}
 
 	// Load YAML config and merge into the previously loaded config (because we can).
-	k.Load(file.Provider("mock/mock.yaml"), yaml.Parser())
+	k.Load(file.Provider("mock/mock.yml"), yaml.Parser())
 
 	fmt.Println("parent's name is = ", k.String("parent1.name"))
 	fmt.Println("parent's ID is = ", k.Int("parent1.id"))
diff --git a/examples/default-values/main.go b/examples/default-values/main.go
index 86c20e3..cfed2e8 100644
--- a/examples/default-values/main.go
+++ b/examples/default-values/main.go
@@ -29,7 +29,7 @@ func main() {
 	}
 
 	// Load YAML config and merge into the previously loaded config (because we can).
-	k.Load(file.Provider("mock/mock.yaml"), yaml.Parser())
+	k.Load(file.Provider("mock/mock.yml"), yaml.Parser())
 
 	fmt.Println("parent's name is = ", k.String("parent1.name"))
 	fmt.Println("parent's ID is = ", k.Int("parent1.id"))
diff --git a/examples/read-file/main.go b/examples/read-file/main.go
index 81f104d..960672b 100644
--- a/examples/read-file/main.go
+++ b/examples/read-file/main.go
@@ -21,7 +21,7 @@ func main() {
 	}
 
 	// Load YAML config and merge into the previously loaded config (because we can).
-	k.Load(file.Provider("mock/mock.yaml"), yaml.Parser())
+	k.Load(file.Provider("mock/mock.yml"), yaml.Parser())
 
 	fmt.Println("parent's name is = ", k.String("parent1.name"))
 	fmt.Println("parent's ID is = ", k.Int("parent1.id"))