diff --git a/vlib/toml/ast/types.v b/vlib/toml/ast/types.v
index d207b0c250..6dffcb271b 100644
--- a/vlib/toml/ast/types.v
+++ b/vlib/toml/ast/types.v
@@ -182,7 +182,7 @@ pub fn (n Number) i64() i64 {
 		bin := n.text.all_after('0b').replace('_', '')
 		return strconv.parse_int(bin, 2, 64) or { i64(0) }
 	}
-	return strconv.parse_int(n.text, 0, 0) or { i64(0) }
+	return strconv.parse_int(n.text, 0, 64) or { i64(0) }
 }
 
 // f64 returns the `n Number` as an `f64` value.
diff --git a/vlib/toml/tests/burntsushi.toml-test_test.v b/vlib/toml/tests/burntsushi.toml-test_test.v
index 55c3192bc2..55e2c04cab 100644
--- a/vlib/toml/tests/burntsushi.toml-test_test.v
+++ b/vlib/toml/tests/burntsushi.toml-test_test.v
@@ -16,7 +16,7 @@ const (
 
 	valid_value_exceptions = [
 		// Integer
-		'integer/long.toml',
+		'integer/long.toml', // TODO awaits BUG fix with strconv.parse_int('-9223372036854775808')
 		// Float
 		'float/inf-and-nan.toml',
 		// Table