diff --git a/examples/hippy-react-demo/scripts/env-polyfill.js b/examples/hippy-react-demo/scripts/env-polyfill.js
index 11a413eef85..19a521e3ca1 100644
--- a/examples/hippy-react-demo/scripts/env-polyfill.js
+++ b/examples/hippy-react-demo/scripts/env-polyfill.js
@@ -54,7 +54,7 @@ if (result && result[1]) {
   const currentVersion = result[1];
   const compareResult = versionCompare(LEGACY_OPENSSL_VERSION, currentVersion);
   if (compareResult >= 0) {
-    envPrefixStr += 'NODE_OPTIONS=--openssl-legacy-provider';
+    envPrefixStr += 'cross-env-os NODE_OPTIONS=--openssl-legacy-provider';
   }
 }
 
diff --git a/examples/hippy-vue-demo/scripts/env-polyfill.js b/examples/hippy-vue-demo/scripts/env-polyfill.js
index 11a413eef85..19a521e3ca1 100644
--- a/examples/hippy-vue-demo/scripts/env-polyfill.js
+++ b/examples/hippy-vue-demo/scripts/env-polyfill.js
@@ -54,7 +54,7 @@ if (result && result[1]) {
   const currentVersion = result[1];
   const compareResult = versionCompare(LEGACY_OPENSSL_VERSION, currentVersion);
   if (compareResult >= 0) {
-    envPrefixStr += 'NODE_OPTIONS=--openssl-legacy-provider';
+    envPrefixStr += 'cross-env-os NODE_OPTIONS=--openssl-legacy-provider';
   }
 }
 
diff --git a/examples/hippy-vue-next-demo/scripts/env-polyfill.js b/examples/hippy-vue-next-demo/scripts/env-polyfill.js
index 11a413eef85..19a521e3ca1 100644
--- a/examples/hippy-vue-next-demo/scripts/env-polyfill.js
+++ b/examples/hippy-vue-next-demo/scripts/env-polyfill.js
@@ -54,7 +54,7 @@ if (result && result[1]) {
   const currentVersion = result[1];
   const compareResult = versionCompare(LEGACY_OPENSSL_VERSION, currentVersion);
   if (compareResult >= 0) {
-    envPrefixStr += 'NODE_OPTIONS=--openssl-legacy-provider';
+    envPrefixStr += 'cross-env-os NODE_OPTIONS=--openssl-legacy-provider';
   }
 }