diff --git a/pkg/sql/logictest/testdata/logic_test/builtin_function b/pkg/sql/logictest/testdata/logic_test/builtin_function
index 6c4d6ed33ff7..e587e13ea075 100644
--- a/pkg/sql/logictest/testdata/logic_test/builtin_function
+++ b/pkg/sql/logictest/testdata/logic_test/builtin_function
@@ -1187,10 +1187,10 @@ SELECT round(123.456::float, -1), round(123.456::float, -2), round(123.456::floa
 ----
 120 100 0
 
-query RRRR
-SELECT round(123.456::decimal, -1), round(123.456::decimal, -2), round(123.456::decimal, -3), round(123.456::decimal, -200)
+query RRRRR
+SELECT round(123.456::decimal, -1), round(123.456::decimal, -2), round(123.456::decimal, -3), round(123.456::decimal, -200), round(-0.1::decimal)
 ----
-1.2E+2  1E+2  0E+3  0E+200
+1.2E+2  1E+2  0E+3  0E+200  0
 
 query RRRR
 SELECT round('nan'::decimal), round('nan'::decimal, 1), round('nan'::float), round('nan'::float, 1)
diff --git a/pkg/sql/sem/builtins/math_builtins.go b/pkg/sql/sem/builtins/math_builtins.go
index 6756bc3d8f2e..cfd038b7a3cd 100644
--- a/pkg/sql/sem/builtins/math_builtins.go
+++ b/pkg/sql/sem/builtins/math_builtins.go
@@ -769,6 +769,9 @@ func roundDDecimal(d *tree.DDecimal, scale int32) (tree.Datum, error) {
 func roundDecimal(x *apd.Decimal, scale int32) (tree.Datum, error) {
 	dd := &tree.DDecimal{}
 	_, err := tree.HighPrecisionCtx.Quantize(&dd.Decimal, x, -scale)
+	if dd.IsZero() {
+		dd.Negative = false
+	}
 	return dd, err
 }