diff --git a/fe/fe-core/src/main/java/com/starrocks/sql/analyzer/InsertAnalyzer.java b/fe/fe-core/src/main/java/com/starrocks/sql/analyzer/InsertAnalyzer.java
index 8af3a6ef4f2722..0337f1a3733c71 100644
--- a/fe/fe-core/src/main/java/com/starrocks/sql/analyzer/InsertAnalyzer.java
+++ b/fe/fe-core/src/main/java/com/starrocks/sql/analyzer/InsertAnalyzer.java
@@ -160,7 +160,8 @@ public static void analyze(InsertStmt insertStmt, ConnectContext session) {
                 LiteralExpr literalExpr = (LiteralExpr) partitionValue;
                 Column column = icebergTable.getColumn(actualName);
                 try {
-                    literalExpr.castTo(column.getType());
+                    Expr expr = LiteralExpr.create(literalExpr.getStringValue(), column.getType());
+                    insertStmt.getTargetPartitionNames().getPartitionColValues().set(i, expr);
                 } catch (AnalysisException e) {
                     throw new SemanticException(e.getMessage());
                 }
diff --git a/fe/fe-core/src/test/java/com/starrocks/sql/analyzer/AnalyzeInsertTest.java b/fe/fe-core/src/test/java/com/starrocks/sql/analyzer/AnalyzeInsertTest.java
index 5c03b75764d756..0d038407330eb3 100644
--- a/fe/fe-core/src/test/java/com/starrocks/sql/analyzer/AnalyzeInsertTest.java
+++ b/fe/fe-core/src/test/java/com/starrocks/sql/analyzer/AnalyzeInsertTest.java
@@ -175,7 +175,7 @@ public void testPartitionedIcebergTable(@Mocked IcebergTable icebergTable) {
                 "Expected: p1, but actual: p2");
 
         analyzeFail("insert into iceberg_catalog.db.tbl partition(p1=1, p2=\"aaffsssaa\") values (1)",
-                "annot cast '1' from TINYINT to ARRAY<DATE>");
+                "Type[ARRAY<date>] not supported.");
 
         new Expectations() {
             {