diff --git a/moon/apps/web/components/CodeView/BlobView/CodeContent.module.css b/moon/apps/web/components/CodeView/BlobView/CodeContent.module.css
index de3da1b51..ffd4646b3 100644
--- a/moon/apps/web/components/CodeView/BlobView/CodeContent.module.css
+++ b/moon/apps/web/components/CodeView/BlobView/CodeContent.module.css
@@ -1,6 +1,6 @@
 .codeLineNumber {
     margin-left: 4px;
-    margin-right: 25px;
+    width: 50px;
     align-items: center;
     align-self: center;
     user-select: none;