diff --git a/src/views/pages/process/flow/floweditor/flow-editor-toolbar.vue b/src/views/pages/process/flow/floweditor/flow-editor-toolbar.vue
index dbe70406ecbbf9580a9fa65f7ad6dd87d9bb87a5..cbedaf5d3b2add41cf2a1c4239670a00c517108e 100644
--- a/src/views/pages/process/flow/floweditor/flow-editor-toolbar.vue
+++ b/src/views/pages/process/flow/floweditor/flow-editor-toolbar.vue
@@ -238,7 +238,7 @@ export default {
           }
           `,
           width: getContentArea.width * 2,
-          height: getContentArea.height * 2,
+          height: getContentArea.height < 100 ? getContentArea.height * 10 : getContentArea.height * 2,
           beforeSerialize: graph => {
             this.convertSpansToSvgText(graph);
           }