diff --git a/pkg/query-service/utils/format.go b/pkg/query-service/utils/format.go
index 481590e761..bd7db15e6b 100644
--- a/pkg/query-service/utils/format.go
+++ b/pkg/query-service/utils/format.go
@@ -91,6 +91,10 @@ func ValidateAndCastValue(v interface{}, dataType v3.AttributeKeyDataType) (inte
 			return x, nil
 		case int, int64:
 			return x, nil
+		case float32:
+			return int64(x), nil
+		case float64:
+			return int64(x), nil
 		case string:
 			int64val, err := strconv.ParseInt(x, 10, 64)
 			if err != nil {
diff --git a/pkg/query-service/utils/format_test.go b/pkg/query-service/utils/format_test.go
index 2c7aab1e6d..3a2a7f1265 100644
--- a/pkg/query-service/utils/format_test.go
+++ b/pkg/query-service/utils/format_test.go
@@ -275,6 +275,24 @@ var testValidateAndCastValueData = []struct {
 		want:    nil,
 		wantErr: true,
 	},
+	{
+		name: "v3.AttributeKeyDataTypeInt64: valid float32",
+		args: args{
+			v:        float32(1000),
+			dataType: v3.AttributeKeyDataTypeInt64,
+		},
+		want:    int64(1000),
+		wantErr: false,
+	},
+	{
+		name: "v3.AttributeKeyDataTypeInt64: valid float64",
+		args: args{
+			v:        float64(1000),
+			dataType: v3.AttributeKeyDataTypeInt64,
+		},
+		want:    int64(1000),
+		wantErr: false,
+	},
 }
 
 // Test cases for ValidateAndCastValue function in pkg/query-service/utils/format.go