diff --git a/packages/rax-modal/CHANGELOG.md b/packages/rax-modal/CHANGELOG.md
index f1322adf..c0a6ea38 100644
--- a/packages/rax-modal/CHANGELOG.md
+++ b/packages/rax-modal/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 1.6.6
+
+- Check the existence before setting style of mask node
+
 ## 1.6.5
 
 - Keep wechat native code in older dir
diff --git a/packages/rax-modal/package.json b/packages/rax-modal/package.json
index 97d76788..1f807b09 100644
--- a/packages/rax-modal/package.json
+++ b/packages/rax-modal/package.json
@@ -1,6 +1,6 @@
 {
   "name": "rax-modal",
-  "version": "1.6.5",
+  "version": "1.6.6",
   "description": "rax-modal",
   "license": "BSD-3-Clause",
   "main": "lib/index.js",
diff --git a/packages/rax-modal/src/index.tsx b/packages/rax-modal/src/index.tsx
index d6b6c771..d6bfcbea 100644
--- a/packages/rax-modal/src/index.tsx
+++ b/packages/rax-modal/src/index.tsx
@@ -120,12 +120,16 @@ function Modal(props: ModalProps) {
       }
       setVisibleState(true);
       if (animation) {
-        maskRef.current.style.opacity = '0';
+        if (maskRef.current) {
+          maskRef.current.style.opacity = '0';
+        }
         animate(true, () => {
           onShow && onShow();
         });
       } else {
-        maskRef.current.style.opacity = '1';
+        if (maskRef.current) {
+          maskRef.current.style.opacity = '1';
+        }
         onShow && onShow();
       }
     }