diff --git a/be/src/olap/rowset/segment_v2/segment_iterator.cpp b/be/src/olap/rowset/segment_v2/segment_iterator.cpp
index 21716c24ede7a8..465a741ddb41ed 100644
--- a/be/src/olap/rowset/segment_v2/segment_iterator.cpp
+++ b/be/src/olap/rowset/segment_v2/segment_iterator.cpp
@@ -2988,7 +2988,7 @@ Status SegmentIterator::_materialization_of_virtual_column(vectorized::Block* bl
                     idx_in_block, block->columns(), _vir_cid_to_idx_in_block.size(),
                     column_expr->root()->debug_string());
         }
-
+        block->shrink_char_type_column_suffix_zero(_char_type_idx);
         if (vectorized::check_and_get_column<const vectorized::ColumnNothing>(
                     block->get_by_position(idx_in_block).column.get())) {
             VLOG_DEBUG << fmt::format("Virtual column is doing materialization, cid {}, col idx {}",
diff --git a/regression-test/data/query_p0/virtual_slot_ref/char_type_shrink_before_project.out b/regression-test/data/query_p0/virtual_slot_ref/char_type_shrink_before_project.out
new file mode 100644
index 00000000000000..48a206a3d947c7
--- /dev/null
+++ b/regression-test/data/query_p0/virtual_slot_ref/char_type_shrink_before_project.out
@@ -0,0 +1,4 @@
+-- This file is automatically generated. You should know what you did if you want to edit this
+-- !0 --
+ABC_suffix	10
+
diff --git a/regression-test/suites/query_p0/virtual_slot_ref/char_type_shrink_before_project.groovy b/regression-test/suites/query_p0/virtual_slot_ref/char_type_shrink_before_project.groovy
new file mode 100644
index 00000000000000..e77ccdca79e4e9
--- /dev/null
+++ b/regression-test/suites/query_p0/virtual_slot_ref/char_type_shrink_before_project.groovy
@@ -0,0 +1,52 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+suite("char_type_shrink_before_projec") {
+    sql """drop table if exists char_type_shrink_before_projec"""
+    sql """
+        CREATE TABLE `char_type_shrink_before_projec` (
+        `pk` int NULL,
+        `col_char_50__undef_signed` char(50) NULL
+        ) ENGINE=OLAP
+        DUPLICATE KEY(`pk`)
+        DISTRIBUTED BY HASH(`pk`) BUCKETS 1
+            PROPERTIES (
+            "replication_allocation" = "tag.location.default: 1",
+            "min_load_replica_num" = "-1",
+            "is_being_synced" = "false",
+            "storage_medium" = "hdd",
+            "storage_format" = "V2",
+            "inverted_index_storage_format" = "V2",
+            "light_schema_change" = "true",
+            "disable_auto_compaction" = "false",
+            "enable_single_replica_compaction" = "false",
+            "group_commit_interval_ms" = "10000",
+            "group_commit_data_bytes" = "134217728"
+        );
+    """
+
+    sql """
+        insert into char_type_shrink_before_projec values (159, "ABC");
+    """
+
+    qt_0 """
+        SELECT Concat(t1.col_char_50__undef_signed, '_suffix'),
+        Length(Concat(t1.col_char_50__undef_signed, '_suffix'))
+        FROM   char_type_shrink_before_projec AS t1
+        WHERE  pk = 159 
+    """
+}
\ No newline at end of file