diff --git a/apm-sniffer/apm-sdk-plugin/oracle-10.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/jdbc/oracle/define/ConnectionInstrumentation.java b/apm-sniffer/apm-sdk-plugin/oracle-10.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/jdbc/oracle/define/ConnectionInstrumentation.java
index 275b10129..9702c25b3 100644
--- a/apm-sniffer/apm-sdk-plugin/oracle-10.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/jdbc/oracle/define/ConnectionInstrumentation.java
+++ b/apm-sniffer/apm-sdk-plugin/oracle-10.x-plugin/src/main/java/org/apache/skywalking/apm/plugin/jdbc/oracle/define/ConnectionInstrumentation.java
@@ -32,7 +32,7 @@ import static net.bytebuddy.matcher.ElementMatchers.takesArguments;
 
 /**
  * {@link ConnectionInstrumentation} define that the oracle plugin intercept the following methods that the class which
- * extend {@link oracle.jdbc.driver.PhysicalConnection}. 
+ * extend oracle.jdbc.driver.PhysicalConnection
  * 
  * 1. Enhance <code>prepareStatement</code> by <code>org.apache.skywalking.apm.plugin.jdbc.oracle.CreatePreparedStatementInterceptor</code>
  * 2. Enhance <code>prepareCall</code> by <code>org.apache.skywalking.apm.plugin.jdbc.oracle.CreateCallableInterceptor</code>