diff --git a/lib/components/form-textarea.vue b/lib/components/form-textarea.vue
index 09e1a3755bd..a66d0ca5409 100644
--- a/lib/components/form-textarea.vue
+++ b/lib/components/form-textarea.vue
@@ -73,7 +73,7 @@
             rowsCount() {
                 const rows = this.rows || 1;
                 const lines = (this.value || '').toString().split('\n').length;
-                return this.maxRows ? Math.min(this.maxRows, lines) : Math.max(rows, lines);
+                return this.maxRows ? Math.min(this.maxRows, this.rows ? rows : lines) : Math.max(rows, lines);
             },
             inputClass() {
                 return [