diff --git a/spring-boot2-study/spring-boot2-parent/pom.xml b/spring-boot2-study/spring-boot2-parent/pom.xml
old mode 100755
new mode 100644
index d1a3cd0..bf97e21
--- a/spring-boot2-study/spring-boot2-parent/pom.xml
+++ b/spring-boot2-study/spring-boot2-parent/pom.xml
@@ -217,7 +217,7 @@
 			<dependency>
 				<groupId>com.alibaba</groupId>
 				<artifactId>fastjson</artifactId>
-				<version>1.2.59</version>
+				<version>1.2.83</version>
 			</dependency>
 			<!-- swagger集成 -->
 			<dependency>
diff --git a/spring-boot2-study/spring-boot2-parent/spring-boot2-dubbo-consumer/pom.xml b/spring-boot2-study/spring-boot2-parent/spring-boot2-dubbo-consumer/pom.xml
index 2afadd7..9456f21 100644
--- a/spring-boot2-study/spring-boot2-parent/spring-boot2-dubbo-consumer/pom.xml
+++ b/spring-boot2-study/spring-boot2-parent/spring-boot2-dubbo-consumer/pom.xml
@@ -39,7 +39,7 @@
 		<dependency>
 			<groupId>com.alibaba</groupId>
 			<artifactId>fastjson</artifactId>
-			<version>1.1.41</version>
+			<version>1.2.83</version>
 		</dependency>
 		<dependency>
 			<groupId>com.alibaba</groupId>