diff --git a/omega-engine-v4-gpu/pom.xml b/omega-engine-v4-gpu/pom.xml
index 738da70d..7ccc84e3 100644
--- a/omega-engine-v4-gpu/pom.xml
+++ b/omega-engine-v4-gpu/pom.xml
@@ -122,7 +122,7 @@
 		<dependency>
 		    <groupId>com.alibaba</groupId>
 		    <artifactId>fastjson</artifactId>
-		    <version>1.2.76</version>
+		    <version>1.2.83</version>
 		</dependency>
 		
 		<!-- jcuda -->