diff --git a/common/src/main/java/com/alibaba/nacos/common/labels/impl/DefaultLabelsCollector.java b/common/src/main/java/com/alibaba/nacos/common/labels/impl/DefaultLabelsCollector.java
index f7d2a2dd69a..af2a57d38c9 100644
--- a/common/src/main/java/com/alibaba/nacos/common/labels/impl/DefaultLabelsCollector.java
+++ b/common/src/main/java/com/alibaba/nacos/common/labels/impl/DefaultLabelsCollector.java
@@ -44,6 +44,8 @@ public class DefaultLabelsCollector implements LabelsCollector {
     
     private static final String UNDERSCORE = "_";
     
+    private static final String ESCAPE = "\\";
+    
     /**
      * init labels.
      *
@@ -79,12 +81,12 @@ public Map<String, String> collectLabels(Properties properties) {
         
         //env
         LOGGER.info("default nacos collect env raw labels: {}",
-                System.getenv(Constants.APP_CONN_LABELS_KEY.replaceAll(DOT, UNDERSCORE)));
+                System.getenv(Constants.APP_CONN_LABELS_KEY.replaceAll(ESCAPE + DOT, UNDERSCORE)));
         Map<String, String> envLabels = ConnLabelsUtils.parseRawLabels(
-                System.getenv(Constants.APP_CONN_LABELS_KEY.replaceAll(DOT, UNDERSCORE)));
-        if (System.getenv(Constants.CONFIG_GRAY_LABEL.replaceAll(DOT, UNDERSCORE)) != null) {
+                System.getenv(Constants.APP_CONN_LABELS_KEY.replaceAll(ESCAPE + DOT, UNDERSCORE)));
+        if (System.getenv(Constants.CONFIG_GRAY_LABEL.replaceAll(ESCAPE + DOT, UNDERSCORE)) != null) {
             envLabels.put(Constants.CONFIG_GRAY_LABEL,
-                    System.getenv(Constants.CONFIG_GRAY_LABEL.replaceAll(DOT, UNDERSCORE)));
+                    System.getenv(Constants.CONFIG_GRAY_LABEL.replaceAll(ESCAPE + DOT, UNDERSCORE)));
         }
         LOGGER.info("default nacos collect env labels: {}", envLabels);