diff --git a/fe/fe-core/src/main/java/org/apache/doris/analysis/FunctionCallExpr.java b/fe/fe-core/src/main/java/org/apache/doris/analysis/FunctionCallExpr.java
index 6cc8e6da7c..3632c3577a 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/analysis/FunctionCallExpr.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/analysis/FunctionCallExpr.java
@@ -101,7 +101,8 @@ public class FunctionCallExpr extends Expr {
         java.util.function.BiFunction<ArrayList<Expr>, Type, Type> roundRule = (children, returnType) -> {
             Preconditions.checkArgument(children != null && children.size() > 0);
             if (children.size() == 1 && children.get(0).getType().isDecimalV3()) {
-                return ScalarType.createDecimalV3Type(children.get(0).getType().getPrecision(), 0);
+                return ScalarType.createDecimalV3Type(children.get(0).getType().getPrecision(),
+                        ((ScalarType) children.get(0).getType()).decimalScale());
             } else if (children.size() == 2) {
                 Preconditions.checkArgument(children.get(1) instanceof IntLiteral
                                 || (children.get(1) instanceof CastExpr
diff --git a/regression-test/data/query_p0/sql_functions/math_functions/test_round.out b/regression-test/data/query_p0/sql_functions/math_functions/test_round.out
index aff17c5dd0..3f2ff0ab96 100644
--- a/regression-test/data/query_p0/sql_functions/math_functions/test_round.out
+++ b/regression-test/data/query_p0/sql_functions/math_functions/test_round.out
@@ -11,6 +11,18 @@
 -- !select --
 10.12
 
+-- !select --
+16.000	16.00000	16.00000
+
+-- !select --
+16.000	16.00000	16.00000
+
+-- !select --
+17.000	17.00000	17.00000
+
+-- !select --
+16.000	16.00000	16.00000
+
 -- !select --
 16.030	16.03000	16.03000
 
diff --git a/regression-test/suites/query_p0/sql_functions/math_functions/test_round.groovy b/regression-test/suites/query_p0/sql_functions/math_functions/test_round.groovy
index e0b63b300f..d56cd0fac4 100644
--- a/regression-test/suites/query_p0/sql_functions/math_functions/test_round.groovy
+++ b/regression-test/suites/query_p0/sql_functions/math_functions/test_round.groovy
@@ -31,6 +31,10 @@ suite("test_round") {
         PROPERTIES ( "replication_num" = "1" ); """
 
     sql """ insert into `${tableName}` values(16.025, 16.025, 16.025); """
+    qt_select """ SELECT round(col1), round(col2), round(col3) FROM `${tableName}`; """
+    qt_select """ SELECT floor(col1), floor(col2), floor(col3) FROM `${tableName}`; """
+    qt_select """ SELECT ceil(col1), ceil(col2), ceil(col3) FROM `${tableName}`; """
+    qt_select """ SELECT round_bankers(col1), round_bankers(col2), round_bankers(col3) FROM `${tableName}`; """
     qt_select """ SELECT round(col1, 2), round(col2, 2), round(col3, 2) FROM `${tableName}`; """
     qt_select """ SELECT floor(col1, 2), floor(col2, 2), floor(col3, 2) FROM `${tableName}`; """
     qt_select """ SELECT ceil(col1, 2), ceil(col2, 2), ceil(col3, 2) FROM `${tableName}`; """