diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
new file mode 100644
index 000000000..9e09210eb
--- /dev/null
+++ b/.github/FUNDING.yml
@@ -0,0 +1,8 @@
+# These are supported funding model platforms
+
+github: [ruibaby]
+patreon: # Replace with a single Patreon username
+open_collective: # Replace with a single Open Collective username
+ko_fi: # Replace with a single Ko-fi username
+tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
+custom: https://pay.ryanc.cc
diff --git a/src/main/java/run/halo/app/model/params/MailParam.java b/src/main/java/run/halo/app/model/params/MailParam.java
index d106a8ad1..70dae944e 100644
--- a/src/main/java/run/halo/app/model/params/MailParam.java
+++ b/src/main/java/run/halo/app/model/params/MailParam.java
@@ -2,6 +2,7 @@ package run.halo.app.model.params;
 
 import lombok.Data;
 
+import javax.validation.constraints.Email;
 import javax.validation.constraints.NotBlank;
 
 /**
@@ -14,6 +15,7 @@ import javax.validation.constraints.NotBlank;
 public class MailParam {
 
     @NotBlank(message = "收件人不能为空")
+    @Email(message = "邮箱格式错误")
     private String to;
 
     @NotBlank(message = "主题不能为空")