diff --git a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/physical/PhysicalLazyMaterialize.java b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/physical/PhysicalLazyMaterialize.java
index e3be64e577c617..2eb9bc0a07d030 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/physical/PhysicalLazyMaterialize.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/physical/PhysicalLazyMaterialize.java
@@ -180,7 +180,7 @@ public PhysicalLazyMaterialize(CHILD_TYPE child,
                 }
                 outputBuilder.add(outputSlot);
                 lazyColumnForRel.add(originalColumn);
-                lazyBaseColumnIdxForRel.add(relationTable.getBaseColumnIdxByName(lazySlot.getName()));
+                lazyBaseColumnIdxForRel.add(relationTable.getBaseColumnIdxByName(originalColumn.getName()));
                 lazySlotLocationForRel.add(loc);
                 loc++;
             }
diff --git a/fe/fe-core/src/test/java/org/apache/doris/nereids/postprocess/TopnLazyMaterializeTest.java b/fe/fe-core/src/test/java/org/apache/doris/nereids/postprocess/TopnLazyMaterializeTest.java
index cb5045ad76dd8c..ee0942c30716d9 100644
--- a/fe/fe-core/src/test/java/org/apache/doris/nereids/postprocess/TopnLazyMaterializeTest.java
+++ b/fe/fe-core/src/test/java/org/apache/doris/nereids/postprocess/TopnLazyMaterializeTest.java
@@ -24,6 +24,8 @@
 import org.apache.doris.nereids.glue.translator.PhysicalPlanTranslator;
 import org.apache.doris.nereids.glue.translator.PlanTranslatorContext;
 import org.apache.doris.nereids.processor.post.PlanPostProcessors;
+import org.apache.doris.nereids.trees.plans.Plan;
+import org.apache.doris.nereids.trees.plans.physical.PhysicalLazyMaterialize;
 import org.apache.doris.nereids.trees.plans.physical.PhysicalPlan;
 import org.apache.doris.nereids.util.PlanChecker;
 import org.apache.doris.planner.MaterializationNode;
@@ -117,6 +119,29 @@ public void testNestedColumnAccessPathInLazyMaterialize() throws Exception {
                 ColumnAccessPath.data(ImmutableList.of("user_profile", "professional", "skills"))));
     }
 
+    @Test
+    public void testLazyBaseColumnIndexUsesOriginalColumnNameForAlias() throws Exception {
+        this.createTable("create table lazy_materialize_alias_tbl("
+                + "sort_col int, lazy_col int) "
+                + "duplicate key(sort_col) distributed by hash(sort_col) buckets 1 "
+                + "properties('replication_num' = '1')");
+        String sql = "select lazy_col as lazy_alias from lazy_materialize_alias_tbl "
+                + "order by sort_col limit 1";
+
+        PlanChecker checker = PlanChecker.from(connectContext)
+                .analyze(sql)
+                .rewrite()
+                .implement();
+        PhysicalPlan plan = checker.getPhysicalPlan();
+        plan = new PlanPostProcessors(checker.getCascadesContext()).process(plan);
+
+        List<PhysicalLazyMaterialize<? extends Plan>> materializeNodes = plan.collectToList(
+                node -> node instanceof PhysicalLazyMaterialize);
+        Assertions.assertEquals(1, materializeNodes.size(), plan.treeString());
+        Assertions.assertEquals(ImmutableList.of(ImmutableList.of(1)),
+                materializeNodes.get(0).getLazyBaseColumnIndices());
+    }
+
     @Test
     public void testLightSchemaChangeFalse() throws Exception {
         this.createTable("create table tm_lsc_false (k int, v int) duplicate key(k) "
diff --git a/regression-test/suites/external_table_p0/hive/test_hive_topn_lazy_mat.groovy b/regression-test/suites/external_table_p0/hive/test_hive_topn_lazy_mat.groovy
index ce0890fbccc1f6..2ef76dc8bd080d 100644
--- a/regression-test/suites/external_table_p0/hive/test_hive_topn_lazy_mat.groovy
+++ b/regression-test/suites/external_table_p0/hive/test_hive_topn_lazy_mat.groovy
@@ -223,6 +223,15 @@ suite("test_hive_topn_lazy_mat", "p0,external") {
             contains("row_ids: [__DORIS_GLOBAL_ROWID_COL__orc_topn_lazy_mat_table]")
         }
 
+        // Output aliases must not be used to resolve physical Hive column indices.
+        explain {
+            sql "select name as lazy_alias from orc_topn_lazy_mat_table order by id limit 10;"
+            contains("VMaterializeNode")
+            contains("column_descs_lists[[`name` text NULL]]")
+            contains("column_idxs_lists: [[1]]")
+            contains("row_ids: [__DORIS_GLOBAL_ROWID_COL__orc_topn_lazy_mat_table]")
+        }
+
         explain {
             sql """ select a.name,length(a.name),a.value,b.*,a.* from  parquet_topn_lazy_mat_table as a    
             join  orc_topn_lazy_mat_table as b on a.id = b.id order by a.name    limit 10 """