diff --git a/jsonschema/infer.go b/jsonschema/infer.go
index d12e556..73d5ad8 100644
--- a/jsonschema/infer.go
+++ b/jsonschema/infer.go
@@ -216,7 +216,11 @@ func forType(t reflect.Type, seen map[reflect.Type]bool, ignore bool, schemas ma
 		}
 
 	case reflect.Slice, reflect.Array:
-		s.Type = "array"
+		if t.Kind() == reflect.Slice {
+			s.Types = []string{"null", "array"}
+		} else {
+			s.Type = "array"
+		}
 		s.Items, err = forType(t.Elem(), seen, ignore, schemas)
 		if err != nil {
 			return nil, fmt.Errorf("computing element schema: %v", err)
diff --git a/jsonschema/infer_test.go b/jsonschema/infer_test.go
index 64a18f4..f6e82d8 100644
--- a/jsonschema/infer_test.go
+++ b/jsonschema/infer_test.go
@@ -96,6 +96,8 @@ func TestFor(t *testing.T) {
 			{"level", forType[slog.Level](ignore), &schema{Type: "string"}},
 			{"bigint", forType[big.Int](ignore), &schema{Type: "string"}},
 			{"bigint", forType[*big.Int](ignore), &schema{Types: []string{"null", "string"}}},
+			{"int64slice", forType[[]int64](ignore), &schema{Types: []string{"null", "array"}, Items: &schema{Type: "integer"}}},
+			{"int64array", forType[[2]int64](ignore), &schema{Type: "array", Items: &schema{Type: "integer"}, MinItems: jsonschema.Ptr(2), MaxItems: jsonschema.Ptr(2)}},
 			{"custom", forType[custom](ignore), &schema{Type: "custom"}},
 			{"intmap", forType[map[string]int](ignore), &schema{
 				Type:                 "object",
@@ -125,7 +127,7 @@ func TestFor(t *testing.T) {
 					Type: "object",
 					Properties: map[string]*schema{
 						"f":      {Type: "integer", Description: "fdesc"},
-						"G":      {Type: "array", Items: &schema{Type: "number"}},
+						"G":      {Types: []string{"null", "array"}, Items: &schema{Type: "number"}},
 						"P":      {Types: []string{"null", "boolean"}, Description: "pdesc"},
 						"PT":     {Types: []string{"null", "string"}},
 						"NoSkip": {Type: "string"},
diff --git a/jsonschema/validate_test.go b/jsonschema/validate_test.go
index 0808f4c..79c3f5e 100644
--- a/jsonschema/validate_test.go
+++ b/jsonschema/validate_test.go
@@ -494,7 +494,7 @@ func TestStructEmbedding(t *testing.T) {
 			name:       "ExportedPointer",
 			targetType: reflect.TypeOf([]Banana{}),
 			wantSchema: &Schema{
-				Type: "array",
+				Types: []string{"null", "array"},
 				Items: &Schema{
 					Type: "object",
 					Properties: map[string]*Schema{
@@ -515,7 +515,7 @@ func TestStructEmbedding(t *testing.T) {
 			name:       "UnExportedPointer",
 			targetType: reflect.TypeOf([]Durian{}),
 			wantSchema: &Schema{
-				Type: "array",
+				Types: []string{"null", "array"},
 				Items: &Schema{
 					Type: "object",
 					Properties: map[string]*Schema{
@@ -536,7 +536,7 @@ func TestStructEmbedding(t *testing.T) {
 			name:       "ExportedValue",
 			targetType: reflect.TypeOf([]Fig{}),
 			wantSchema: &Schema{
-				Type: "array",
+				Types: []string{"null", "array"},
 				Items: &Schema{
 					Type: "object",
 					Properties: map[string]*Schema{
@@ -557,7 +557,7 @@ func TestStructEmbedding(t *testing.T) {
 			name:       "UnExportedValue",
 			targetType: reflect.TypeOf([]Honeyberry{}),
 			wantSchema: &Schema{
-				Type: "array",
+				Types: []string{"null", "array"},
 				Items: &Schema{
 					Type: "object",
 					Properties: map[string]*Schema{