diff --git a/tests/parameters.test b/tests/parameters.test
index 852cb686..4ce05c3a 100644
--- a/tests/parameters.test
+++ b/tests/parameters.test
@@ -2228,6 +2228,7 @@ nx::test case bignums {
     ? {o foo [expr {2 ** 64}]} "18446744073709551616"
     ? {o foo [expr {2 ** 128}]} "340282366920938463463374607431768211456"
 
+    ? {expr {wide(2 ** 63)}} "-9223372036854775808"
     ? {o foo [expr {wide(2 ** 63)}]} "-9223372036854775808"
 
     ? {o foo [expr {2.0}]} {expected integer but got "2.0" for parameter "x"}