diff --git a/jraft-core/src/main/java/com/alipay/sofa/jraft/conf/Configuration.java b/jraft-core/src/main/java/com/alipay/sofa/jraft/conf/Configuration.java
index 71759806b..c55c822a3 100644
--- a/jraft-core/src/main/java/com/alipay/sofa/jraft/conf/Configuration.java
+++ b/jraft-core/src/main/java/com/alipay/sofa/jraft/conf/Configuration.java
@@ -297,7 +297,7 @@ public boolean parse(final String conf) {
                 peerStr = peerStr.substring(0, index);
                 isLearner = true;
             }
-            if (peer.parse(peerStr)) {
+            if (peer.parse(StringUtils.trim(peerStr))) {
                 if (isLearner) {
                     addLearner(peer);
                 } else {
diff --git a/jraft-core/src/test/java/com/alipay/sofa/jraft/conf/ConfigurationTest.java b/jraft-core/src/test/java/com/alipay/sofa/jraft/conf/ConfigurationTest.java
index 0fca94f2b..61c20af4d 100644
--- a/jraft-core/src/test/java/com/alipay/sofa/jraft/conf/ConfigurationTest.java
+++ b/jraft-core/src/test/java/com/alipay/sofa/jraft/conf/ConfigurationTest.java
@@ -41,6 +41,23 @@ public void testToStringParseEmpty() {
         assertEquals(conf, newConf);
     }
 
+    @Test
+    public void testToStringParseWithSpace() {
+        final String confStr = "localhost:8081, localhost:8082, localhost:8083";
+        final Configuration conf = JRaftUtils.getConfiguration(confStr);
+        assertEquals(3, conf.size());
+        for (final PeerId peer : conf) {
+            assertTrue(peer.toString().startsWith("localhost:80"));
+        }
+        assertFalse(conf.isEmpty());
+        final Configuration newConf = new Configuration();
+        assertTrue(newConf.parse(conf.toString()));
+        assertEquals(3, newConf.getPeerSet().size());
+        assertTrue(newConf.contains(new PeerId("localhost", 8081)));
+        assertTrue(newConf.contains(new PeerId("localhost", 8082)));
+        assertTrue(newConf.contains(new PeerId("localhost", 8083)));
+    }
+
     @Test
     public void testToStringParseStuff() {
         final String confStr = "localhost:8081,localhost:8082,localhost:8083";