diff --git a/CHANGELOG.md b/CHANGELOG.md
index d0ed89d..77be94a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,9 @@
 # Changelog
 
-### [0.5.1] - 2025-04-31 - 📄 Add LICENSE
+## [0.5.2] - 2025-04-31 - ✅ Add testable examples
 
-### [0.5.0] - 2025-04-21 - 🚀 Stable release!
+## [0.5.1] - 2025-04-31 - 📄 Add LICENSE
+
+## [0.5.0] - 2025-04-21 - 🚀 Stable release!
 
 Everything works.
diff --git a/example_test.go b/example_test.go
new file mode 100644
index 0000000..d8e1240
--- /dev/null
+++ b/example_test.go
@@ -0,0 +1,31 @@
+//nolint:perfsprint // Not that concerned about microoptimizations for test code
+package ezcache_test
+
+import (
+	"fmt"
+	"time"
+
+	"codeberg.org/danjones000/ezcache"
+)
+
+func Example() {
+	// Create a five minute cache.
+	cache, _ := ezcache.New(func(id uint8) (string, error) {
+		fmt.Println("Fetching new value for", id)
+		return fmt.Sprintf("%d", id), nil
+	}, 5*time.Minute)
+
+	val, _ := cache.Get(5)
+	fmt.Println("Got value", val)
+	val, _ = cache.Get(5)
+	fmt.Println("Got value", val)
+	val, _ = cache.Get(4)
+	fmt.Println("Got value", val)
+
+	// Output:
+	// Fetching new value for 5
+	// Got value 5
+	// Got value 5
+	// Fetching new value for 4
+	// Got value 4
+}
diff --git a/ezcache_test.go b/ezcache_test.go
index b713a75..0787885 100644
--- a/ezcache_test.go
+++ b/ezcache_test.go
@@ -1,3 +1,4 @@
+//nolint:perfsprint // Not that concerned about microoptimizations for test code
 package ezcache_test
 
 import (
@@ -69,7 +70,7 @@ func TestGetExpire(t *testing.T) {
 	assert.True(t, hit)
 
 	hit = false
-	time.Sleep(2)
+	time.Sleep(2 * time.Nanosecond)
 	val, err = cache.Get(4)
 	assert.NoError(t, err)
 	assert.Equal(t, "4", val)
@@ -77,6 +78,7 @@ func TestGetExpire(t *testing.T) {
 }
 
 func TestGetError(t *testing.T) {
+	//nolint:err113 // It's just a test for an error.
 	cache, _ := ezcache.New(func(k uint8) (byte, error) { return 0, fmt.Errorf("Nope for %d", k) }, 1)
 
 	_, err := cache.Get(4)