diff --git a/style/mobile/components/button/v2/_index.less b/style/mobile/components/button/v2/_index.less
index b4c0066dd0..81c3f38b7d 100644
--- a/style/mobile/components/button/v2/_index.less
+++ b/style/mobile/components/button/v2/_index.less
@@ -223,6 +223,7 @@
     }
   }
 
+  &--dashed,
   &--outline {
     color: @button-default-outline-color;
     background-color: transparent;
@@ -328,77 +329,6 @@
     &::after {
       border-style: dashed;
     }
-
-    &.@{button}--default {
-      color: @button-default-dashed-color;
-      background-color: transparent;
-
-      &::after {
-        border-color: @button-default-dashed-border-color;
-      }
-
-      &.@{button}--disabled {
-        background-color: transparent;
-        color: @button-default-dashed-disabled-color;
-
-        &::after {
-          border-color: @button-default-dashed-disabled-color;
-        }
-      }
-    }
-
-    &.@{button}--primary {
-      color: @button-primary-dashed-color;
-      background-color: transparent;
-
-      &::after {
-        border-color: @button-primary-dashed-border-color;
-      }
-
-      &.@{button}--disabled {
-        background-color: transparent;
-        color: @button-primary-dashed-disabled-color;
-
-        &::after {
-          border-color: @button-primary-dashed-disabled-color;
-        }
-      }
-    }
-
-    &.@{button}--danger {
-      color: @button-danger-dashed-color;
-      background-color: transparent;
-
-      &::after {
-        border-color: @button-danger-dashed-border-color;
-      }
-
-      &.@{button}--disabled {
-        background-color: transparent;
-        color: @button-danger-dashed-disabled-color;
-
-        &::after {
-          border-color: @button-danger-dashed-disabled-color;
-        }
-      }
-    }
-
-    &.@{button}--light {
-      color: @button-light-dashed-color;
-
-      &::after {
-        border-color: @button-light-dashed-border-color;
-      }
-
-      &.@{button}--disabled {
-        background-color: transparent;
-        color: @button-light-dashed-disabled-color;
-
-        &::after {
-          border-color: @button-light-dashed-disabled-color;
-        }
-      }
-    }
   }
 
   .@{prefix}-loading + &__content:not(:empty),
diff --git a/style/mobile/components/button/v2/_var.less b/style/mobile/components/button/v2/_var.less
index f824ea3609..2c0d0ffa9e 100644
--- a/style/mobile/components/button/v2/_var.less
+++ b/style/mobile/components/button/v2/_var.less
@@ -73,22 +73,7 @@
 @button-light-outline-border-color: var(--td-button-light-outline-border-color, @button-light-outline-color);
 @button-light-outline-bg-color: var(--td-button-light-outline-bg-color, @brand-color-light);
 @button-light-outline-disabled-color: var(--td-button-light-outline-disabled-color, @brand-color-disabled);
-// default + dashed
-@button-default-dashed-color: var(--td-button-default-dashed-color, @text-color-primary);
-@button-default-dashed-border-color: var(--td-button-default-dashed-border-color, @component-border);
-@button-default-dashed-disabled-color: var(--td-button-default-dashed-disabled-color, @component-border);
-// primary + dashed
-@button-primary-dashed-color: var(--td-button-primary-dashed-color, @brand-color);
-@button-primary-dashed-border-color: var(--td-button-primary-dashed-border-color, @button-primary-dashed-color);
-@button-primary-dashed-disabled-color: var(--td-button-primary-dashed-disabled-color, @brand-color-disabled);
-// danger + dashed
-@button-danger-dashed-color: var(--td-button-danger-dashed-color, @error-color);
-@button-danger-dashed-border-color: var(--td-button-danger-dashed-border-color, @button-danger-dashed-color);
-@button-danger-dashed-disabled-color: var(--td-button-danger-dashed-disabled-color, @button-danger-disabled-color);
-// light + dashed
-@button-light-dashed-color: var(--td-button-light-dashed-color, @brand-color);
-@button-light-dashed-border-color: var(--td-button-light-dashed-border-color, @button-primary-dashed-color);
-@button-light-dashed-disabled-color: var(--td-button-light-dashed-disabled-color, @component-border);
+
 // primary + text
 @button-primary-text-color: var(--td-button-primary-text-color, @brand-color);
 @button-primary-text-disabled-color: var(--td-button-primary-text-disabled-color, @brand-color-disabled);