diff --git a/CHANGES.md b/CHANGES.md
index ba2cd6cb70..fcde635794 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -9,6 +9,7 @@ Release Notes.
 * Fix NPE in handleMethodException method of apm-jdk-threadpool-plugin.
 * Support for C3P0 connection pool tracing.
 * Use a daemon thread to flush logs.
+* Fix typos in `URLParser`.
 
 All issues and pull requests are [here](https://github.com/apache/skywalking/milestone/213?closed=1)
 
diff --git a/apm-sniffer/apm-sdk-plugin/jdbc-commons/src/main/java/org/apache/skywalking/apm/plugin/jdbc/connectionurl/parser/URLParser.java b/apm-sniffer/apm-sdk-plugin/jdbc-commons/src/main/java/org/apache/skywalking/apm/plugin/jdbc/connectionurl/parser/URLParser.java
index ddf2f20fc7..eab319fd7e 100644
--- a/apm-sniffer/apm-sdk-plugin/jdbc-commons/src/main/java/org/apache/skywalking/apm/plugin/jdbc/connectionurl/parser/URLParser.java
+++ b/apm-sniffer/apm-sdk-plugin/jdbc-commons/src/main/java/org/apache/skywalking/apm/plugin/jdbc/connectionurl/parser/URLParser.java
@@ -33,9 +33,9 @@ public class URLParser {
     private static final String MARIADB_JDBC_URL_PREFIX = "jdbc:mariadb";
     private static final String MSSQL_JTDS_URL_PREFIX = "jdbc:jtds:sqlserver:";
     private static final String MSSQL_JDBC_URL_PREFIX = "jdbc:sqlserver:";
-    private static final String KYLIN_JDBC_URK_PREFIX = "jdbc:kylin";
-    private static final String IMPALA_JDBC_URK_PREFIX = "jdbc:impala";
-    private static final String CLICKHOUSE_JDBC_URK_PREFIX = "jdbc:clickhouse";
+    private static final String KYLIN_JDBC_URL_PREFIX = "jdbc:kylin";
+    private static final String IMPALA_JDBC_URL_PREFIX = "jdbc:impala";
+    private static final String CLICKHOUSE_JDBC_URL_PREFIX = "jdbc:clickhouse";
 
     public static ConnectionInfo parser(String url) {
         ConnectionURLParser parser = null;
@@ -54,11 +54,11 @@ public static ConnectionInfo parser(String url) {
             parser = new MssqlJtdsURLParser(url);
         } else if (lowerCaseUrl.startsWith(MSSQL_JDBC_URL_PREFIX)) {
             parser = new MssqlJdbcURLParser(url);
-        } else if (lowerCaseUrl.startsWith(KYLIN_JDBC_URK_PREFIX)) {
+        } else if (lowerCaseUrl.startsWith(KYLIN_JDBC_URL_PREFIX)) {
             parser = new KylinJdbcURLParser(url);
-        } else if (lowerCaseUrl.startsWith(IMPALA_JDBC_URK_PREFIX)) {
+        } else if (lowerCaseUrl.startsWith(IMPALA_JDBC_URL_PREFIX)) {
             parser = new ImpalaJdbcURLParser(url);
-        } else if (lowerCaseUrl.startsWith(CLICKHOUSE_JDBC_URK_PREFIX)) {
+        } else if (lowerCaseUrl.startsWith(CLICKHOUSE_JDBC_URL_PREFIX)) {
             parser = new ClickHouseURLParser(url);
         }
         return parser.parse();