diff --git a/src/oebuild/app/plugins/generate/generate.py b/src/oebuild/app/plugins/generate/generate.py
index 0913b3b20b9992b1f1d8a86473033a46f3cf7eeb..c3c3edb015170acacb455b1c2883bcfb2a7abc6a 100644
--- a/src/oebuild/app/plugins/generate/generate.py
+++ b/src/oebuild/app/plugins/generate/generate.py
@@ -64,9 +64,9 @@ class Generate(OebuildCommand):
             '''
         )
 
-        parser.add_argument('-p', dest='platform', default="aarch64-std",
+        parser.add_argument('-p', dest='platform', default="qemu-aarch64",
             help='''
-            this param is for arch, for example aarch4-std, aarch64-pro and so on
+            this param is for arch, you can find it in yocto-meta-openeuler/.oebuild/platform
             '''
         )
 
@@ -317,8 +317,7 @@ oebuild bitbake
             except BaseParseTemplate as e_p:
                 raise e_p
         else:
-            raise ValueError("wrong platform, please run\
-                    `oebuild generate -l platform` to view support platform")
+            raise ValueError("wrong platform, please run `oebuild generate -l` to view support platform")
 
     def _add_features_template(self, args, yocto_oebuild_dir, parser_template: ParseTemplate):
         if args.features:
@@ -331,8 +330,7 @@ oebuild bitbake
                     except BaseParseTemplate as b_t:
                         raise b_t
                 else:
-                    raise ValueError("wrong platform, please run \
-                            `oebuild generate -l feature` to view support feature")
+                    raise ValueError("wrong platform, please run `oebuild generate -l` to view support feature")
 
     def _init_build_dir(self, args):
         if not os.path.exists(self.configure.build_dir()):
diff --git a/src/oebuild/version.py b/src/oebuild/version.py
index 0a6831085f652d92209079141f5043def6694f8a..eae0a1229fe673f16ec543f9524cb97023c1aa68 100644
--- a/src/oebuild/version.py
+++ b/src/oebuild/version.py
@@ -10,4 +10,4 @@ MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
 See the Mulan PSL v2 for more details.
 '''
 
-__version__ = '0.0.29'
+__version__ = '0.0.30'