diff --git a/packages/vue-cli-plugin-uni/packages/app-vue-style-loader/lib/addStylesClient.js b/packages/vue-cli-plugin-uni/packages/app-vue-style-loader/lib/addStylesClient.js
index efb454d9511978698c70e7c9bf90ac388db7ab34..5c304b26a411efb6ca85aec5905fd35b3047d647 100644
--- a/packages/vue-cli-plugin-uni/packages/app-vue-style-loader/lib/addStylesClient.js
+++ b/packages/vue-cli-plugin-uni/packages/app-vue-style-loader/lib/addStylesClient.js
@@ -246,7 +246,7 @@ function processCss(css) {
             .replace(VAR_WINDOW_LEFT, '0px')
             .replace(VAR_WINDOW_RIGHT, '0px')
 	}
-  return css.replace(/\{[\s\S]+?\}|@media.+\{/g, function (css) {
+  return css.replace(/\{[\s\S]+?\}|@media[^{]+/g, function (css) {
     return css.replace(UPX_RE, function (a, b) {
       return uni.upx2px(b) + 'px'
     })
diff --git a/packages/vue-cli-plugin-uni/packages/h5-vue-style-loader/lib/addStylesClient.js b/packages/vue-cli-plugin-uni/packages/h5-vue-style-loader/lib/addStylesClient.js
index 78f15f8c61be7d175a52a467acdec029b156b440..44f65c541e58300b0791873097fdeb1dd64b9683 100644
--- a/packages/vue-cli-plugin-uni/packages/h5-vue-style-loader/lib/addStylesClient.js
+++ b/packages/vue-cli-plugin-uni/packages/h5-vue-style-loader/lib/addStylesClient.js
@@ -253,7 +253,7 @@ function processCss(css) {
 		.replace(BODY_SCOPED_RE, page)
 		.replace(BODY_RE, '')
 		.replace(PAGE_SCOPED_RE, 'body.' + page + ' uni-page-body')
-		.replace(/\{[\s\S]+?\}|@media.+\{/g, function (css) {
+		.replace(/\{[\s\S]+?\}|@media[^{]+/g, function (css) {
       if(typeof uni === 'undefined'){
         return css
       }