diff --git a/components/input-number/style/rtl.less b/components/input-number/style/rtl.less
index 4c076eca2a..e72a176554 100644
--- a/components/input-number/style/rtl.less
+++ b/components/input-number/style/rtl.less
@@ -21,7 +21,7 @@
 
   &-input {
     .@{input-number-prefix-cls}-rtl & {
-      direction: rtl;
+      direction: ltr;
       text-align: right;
     }
   }