diff --git a/pkg/flexint/flexint.go b/pkg/flexint/flexint.go
index 524ceac..63e1fbb 100644
--- a/pkg/flexint/flexint.go
+++ b/pkg/flexint/flexint.go
@@ -3,6 +3,7 @@ package flexint
 import (
 	"encoding/json"
 	"errors"
+	"fmt"
 	"math"
 	"strconv"
 )
@@ -25,6 +26,7 @@ func (i *Int64) UnmarshalJSON(data []byte) error {
 	// Try to unmarshal as a float64 and then convert
 	var floatVal float64
 	if err := json.Unmarshal(data, &floatVal); err == nil {
+		fmt.Printf("floatVal: %f\n", floatVal) // Debug print
 		if floatVal > float64(math.MaxInt64) {
 			*i = Int64(math.MaxInt64)
 		} else if floatVal < float64(math.MinInt64) {
diff --git a/pkg/flexint/flexint_test.go b/pkg/flexint/flexint_test.go
index c8f935f..9b2ce1b 100644
--- a/pkg/flexint/flexint_test.go
+++ b/pkg/flexint/flexint_test.go
@@ -21,6 +21,7 @@ func TestUnmarshalJSON(t *testing.T) {
 		{"floating point value round half to even 12344.5", "12344.5", 12344, false},
 		{"max int64", "9223372036854775807", Int64(math.MaxInt64), false},
 		{"min int64", "-9223372036854775808", Int64(math.MinInt64), false},
+		{"float64 exceeds max int64", "9223372036854775808.0", Int64(math.MaxInt64), false},
 		{"float64 below min int64", "-9223372036854775809.0", Int64(math.MinInt64), false},
 		{"string integer value", `"12345"`, 12345, false},
 		{"string floating point value", `"12345.67"`, 12346, false},