diff --git a/core/backend/src/main/java/io/dataease/service/staticResource/StaticResourceService.java b/core/backend/src/main/java/io/dataease/service/staticResource/StaticResourceService.java
index 19a8c5a04d..4353e96783 100644
--- a/core/backend/src/main/java/io/dataease/service/staticResource/StaticResourceService.java
+++ b/core/backend/src/main/java/io/dataease/service/staticResource/StaticResourceService.java
@@ -24,6 +24,8 @@ import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 /**
  * Author: wangjiahao
@@ -65,9 +67,12 @@ public class StaticResourceService {
             LogUtil.error(e.getMessage(), e);
             return false;
         }
-        if (image == null || image.getWidth() <= 0 || image.getHeight() <= 0) {
+        Pattern pattern = Pattern.compile("\\.(png|jpg|jpeg|gif)$");
+        Matcher matcher = pattern.matcher(file.getOriginalFilename().toLowerCase());
+        if (image == null || image.getWidth() <= 0 || image.getHeight() <= 0 || !matcher.find()) {
             return false;
         }
+
         return true;
     }
 
diff --git a/core/frontend/src/views/background/BackgroundOverall.vue b/core/frontend/src/views/background/BackgroundOverall.vue
index a6bd5e5f85..cfc7e9cf94 100644
--- a/core/frontend/src/views/background/BackgroundOverall.vue
+++ b/core/frontend/src/views/background/BackgroundOverall.vue
@@ -110,7 +110,7 @@
           <el-col style="width: 130px!important;">
             <el-upload
               action=""
-              accept=".jpeg,.jpg,.png,.gif,.svg"
+              accept=".jpeg,.jpg,.png,.gif"
               class="avatar-uploader"
               list-type="picture-card"
               :class="{disabled:uploadDisabled}"
diff --git a/core/frontend/src/views/panel/appTemplate/AppTemplateContent.vue b/core/frontend/src/views/panel/appTemplate/AppTemplateContent.vue
index c0dcb90621..0dddb47a3a 100644
--- a/core/frontend/src/views/panel/appTemplate/AppTemplateContent.vue
+++ b/core/frontend/src/views/panel/appTemplate/AppTemplateContent.vue
@@ -86,7 +86,7 @@
           <el-col style="width: 148px!important;height: 148px!important;overflow: hidden">
             <el-upload
               action=""
-              accept=".jpeg,.jpg,.png,.gif,.svg"
+              accept=".jpeg,.jpg,.png,.gif"
               class="avatar-uploader"
               list-type="picture-card"
               :class="{disabled:uploadDisabled}"