diff --git a/src/pages/post/[postId]/index.tsx b/src/pages/post/[postId]/index.tsx
index 4d5e552d..2912bad6 100644
--- a/src/pages/post/[postId]/index.tsx
+++ b/src/pages/post/[postId]/index.tsx
@@ -188,9 +188,6 @@ const ProductConditionSelectBox = styled(SelectBox)`
     ${theme.mediaQuery.tablet} {
       margin: 20px 0;
     }
-    ${theme.mediaQuery.mobile} {
-      margin: 20px 0;
-    }
   `}
 `