diff --git a/kclvm/evaluator/src/ty.rs b/kclvm/evaluator/src/ty.rs
index 3b1de2b76..6136ced8a 100644
--- a/kclvm/evaluator/src/ty.rs
+++ b/kclvm/evaluator/src/ty.rs
@@ -17,7 +17,8 @@ pub fn resolve_schema(s: &Evaluator, schema: &ValueRef, keys: &[String]) -> Valu
     let schema_type_name = schema_runtime_type(&schema_value.name, &schema_value.pkgpath);
     if let Some(index) = s.schemas.borrow().get(&schema_type_name) {
         let keys = keys.iter().map(|v| v.as_str()).collect();
-        let config_value = schema.dict_get_entries(keys);
+        let config_value =
+            schema.dict_get_entries_with_op(keys, &ConfigEntryOperationKind::Override);
         let config_meta = {
             let ctx = s.runtime_ctx.borrow();
             schema_config_meta(
diff --git a/kclvm/evaluator/src/union.rs b/kclvm/evaluator/src/union.rs
index c17d90f41..9a2a5a16d 100644
--- a/kclvm/evaluator/src/union.rs
+++ b/kclvm/evaluator/src/union.rs
@@ -121,7 +121,7 @@ fn do_union(
         }
     };
 
-    //union schema vars
+    // whether to union schema vars and resolve it and do the check of schema
     let mut union_schema = false;
     let mut pkgpath: String = "".to_string();
     let mut name: String = "".to_string();
diff --git a/kclvm/runtime/src/value/val_dict.rs b/kclvm/runtime/src/value/val_dict.rs
index 6cc06f278..3145d7728 100644
--- a/kclvm/runtime/src/value/val_dict.rs
+++ b/kclvm/runtime/src/value/val_dict.rs
@@ -236,6 +236,49 @@ impl ValueRef {
         }
     }
 
+    /// Dict get entries e.g., {k1: v1, k2, v2}.get_entries([k1, k2]) == {k1: v1, k1: v2}
+    pub fn dict_get_entries_with_op(
+        &self,
+        keys: Vec<&str>,
+        op: &ConfigEntryOperationKind,
+    ) -> ValueRef {
+        match &*self.rc.borrow() {
+            Value::dict_value(ref dict) => {
+                let mut d = ValueRef::dict(None);
+                for key in keys {
+                    if dict.values.contains_key(key) {
+                        let value = dict.values.get(key).unwrap();
+                        let index = dict.insert_indexs.get(key).unwrap_or(&-1);
+                        d.dict_update_entry(key, value, op, index);
+                    }
+                }
+                d.set_potential_schema_type(&dict.potential_schema.clone().unwrap_or_default());
+                d
+            }
+            Value::schema_value(ref schema) => {
+                let mut d = ValueRef::dict(None);
+                for key in keys {
+                    if schema.config.values.contains_key(key) {
+                        let value = schema.config.values.get(key).unwrap();
+                        let index = schema.config.insert_indexs.get(key).unwrap_or(&-1);
+                        d.dict_update_entry(key, value, op, index);
+                    }
+                }
+                d.set_potential_schema_type(
+                    &schema
+                        .config
+                        .potential_schema
+                        .as_ref()
+                        .map(|v| v.to_string())
+                        .unwrap_or_default(),
+                );
+                d
+            }
+            // Panic
+            _ => panic!("invalid config value in dict_get_entries"),
+        }
+    }
+
     /// Update dict value without attribute operator check, only update
     pub fn dict_update(&mut self, v: &ValueRef) {
         let mut binding = self.rc.borrow_mut();
diff --git a/kclvm/runtime/src/value/val_type.rs b/kclvm/runtime/src/value/val_type.rs
index aeb701add..abd3fe56a 100644
--- a/kclvm/runtime/src/value/val_type.rs
+++ b/kclvm/runtime/src/value/val_type.rs
@@ -84,7 +84,7 @@ pub fn resolve_schema(ctx: &mut Context, schema: &ValueRef, keys: &[String]) ->
         let schema_type = schema_type.func.as_function();
         let schema_fn_ptr = schema_type.fn_ptr;
         let keys = keys.iter().map(|v| v.as_str()).collect();
-        let config = schema.dict_get_entries(keys);
+        let config = schema.dict_get_entries_with_op(keys, &ConfigEntryOperationKind::Override);
         let config_new = config.clone();
         let config_meta = schema_config_meta(
             &ctx.panic_info.kcl_file,
diff --git a/test/grammar/schema/config_op/insert/insert_5/main.k b/test/grammar/schema/config_op/insert/insert_5/main.k
new file mode 100644
index 000000000..3d63d1800
--- /dev/null
+++ b/test/grammar/schema/config_op/insert/insert_5/main.k
@@ -0,0 +1,9 @@
+schema x:
+    m: [str] = ["hello"]
+
+s = x {
+}
+
+t = s | {
+    m += ["world"]
+}
diff --git a/test/grammar/schema/config_op/insert/insert_5/stdout.golden b/test/grammar/schema/config_op/insert/insert_5/stdout.golden
new file mode 100644
index 000000000..e1a8ce78b
--- /dev/null
+++ b/test/grammar/schema/config_op/insert/insert_5/stdout.golden
@@ -0,0 +1,7 @@
+s:
+  m:
+  - hello
+t:
+  m:
+  - hello
+  - world
diff --git a/test/grammar/schema/config_op/insert/insert_6/main.k b/test/grammar/schema/config_op/insert/insert_6/main.k
new file mode 100644
index 000000000..9a713ba8f
--- /dev/null
+++ b/test/grammar/schema/config_op/insert/insert_6/main.k
@@ -0,0 +1,14 @@
+schema x:
+    m: [str] = ["hello"]
+    nn = m
+
+s = x {
+}
+
+t = s | {
+    m += ["world"]
+} | {
+    m = ["world"]
+} | {
+    m += ["hello"]
+}
\ No newline at end of file
diff --git a/test/grammar/schema/config_op/insert/insert_6/stdout.golden b/test/grammar/schema/config_op/insert/insert_6/stdout.golden
new file mode 100644
index 000000000..deb2dde05
--- /dev/null
+++ b/test/grammar/schema/config_op/insert/insert_6/stdout.golden
@@ -0,0 +1,12 @@
+s:
+  m:
+  - hello
+  nn:
+  - hello
+t:
+  m:
+  - world
+  - hello
+  nn:
+  - world
+  - hello