diff --git a/x/jsonx/exampler.go b/x/jsonx/exampler.go
index 006a133c..ef492ed7 100644
--- a/x/jsonx/exampler.go
+++ b/x/jsonx/exampler.go
@@ -2,5 +2,5 @@ package jsonx
 
 // Exampler is an interface used by testing to generate examples.
 type Exampler interface {
-	ListExamples() []string
+	ListExamples() any
 }
diff --git a/x/jsonx/iso8601.go b/x/jsonx/iso8601.go
index f43bfb24..1eec29ab 100644
--- a/x/jsonx/iso8601.go
+++ b/x/jsonx/iso8601.go
@@ -116,7 +116,7 @@ func (t ISO8601) MarshalJSON() ([]byte, error) {
 }
 
 // Examples returns a list of example values.
-func (t ISO8601) ListExamples() []string {
+func (t ISO8601) ListExamples() any {
 	return []string{
 		"2006-01-02T15:04:05",
 		"2022-08-09T00:00:00.000000",