diff --git a/README.md b/README.md
index 5662fc0..1574850 100644
--- a/README.md
+++ b/README.md
@@ -98,7 +98,7 @@ $ java -javaagent=/dir/to/autotrace4j.jar=com.your-domain.biz1.pkg1,com.your-dom
 
 ## Contribute
 
-欢迎贡献你的代码(`Fork` & `Pull Request`)，一起完善`autotrace4j`库！
+欢迎贡献你的代码(`Fork` & `Pull Request`)，一起完善`autotrace4j`库：
 
 -   如何增加支持：
 
diff --git a/pom.xml b/pom.xml
index 30c19dc..483d8ee 100644
--- a/pom.xml
+++ b/pom.xml
@@ -60,11 +60,11 @@
             <version>2.0.32</version>
             <scope>test</scope>
         </dependency>
-        <!-- for transformer testing -->
+        <!-- for testing transformer -->
         <dependency>
             <groupId>com.squareup.okhttp3</groupId>
             <artifactId>okhttp</artifactId>
-            <version>4.9.1</version>
+            <version>4.11.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -88,7 +88,7 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-context</artifactId>
-            <version>5.2.10.RELEASE</version>
+            <version>6.0.11</version>
             <scope>test</scope>
         </dependency>
     </dependencies>
diff --git a/src/main/java/io/github/artlibs/autotrace4j/context/TraceInjector.java b/src/main/java/io/github/artlibs/autotrace4j/context/TraceInjector.java
index 88de501..dd6a5d4 100644
--- a/src/main/java/io/github/artlibs/autotrace4j/context/TraceInjector.java
+++ b/src/main/java/io/github/artlibs/autotrace4j/context/TraceInjector.java
@@ -169,7 +169,7 @@ public String inject(String logMsg, String trimMsg) {
          * @param trimMsg -
          * @return -
          */
-        abstract boolean detect(String trimMsg);
+        public abstract boolean detect(String trimMsg);
 
         /**
          * 注入trace到log消息中
@@ -177,7 +177,7 @@ public String inject(String logMsg, String trimMsg) {
          * @param trimMsg -
          * @return -
          */
-        abstract String inject(String logMsg, String trimMsg);
+        public abstract String inject(String logMsg, String trimMsg);
 
         private static final String SEPARATOR = " - ";
         private static final String QUOTE_COLON = "\":\"";