diff --git a/common/application-client-common/pom.xml b/common/application-client-common/pom.xml
index e7d2dd08..5eb79a2f 100644
--- a/common/application-client-common/pom.xml
+++ b/common/application-client-common/pom.xml
@@ -40,7 +40,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.6</version>
+            <version>2.8.9</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.powermock/powermock-module-junit4-common -->
         <dependency>
diff --git a/common/mongodb-util/pom.xml b/common/mongodb-util/pom.xml
index 300cf857..f19087e4 100644
--- a/common/mongodb-util/pom.xml
+++ b/common/mongodb-util/pom.xml
@@ -36,7 +36,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.6</version>
+            <version>2.8.9</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.powermock/powermock-module-junit4-common -->
         <dependency>
diff --git a/common/mysql-util/pom.xml b/common/mysql-util/pom.xml
index 50c98df5..1a8ebbb0 100644
--- a/common/mysql-util/pom.xml
+++ b/common/mysql-util/pom.xml
@@ -46,7 +46,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.6</version>
+            <version>2.8.9</version>
         </dependency>
 
 
diff --git a/common/topspin-common/pom.xml b/common/topspin-common/pom.xml
index 2d5138e6..2aadd005 100644
--- a/common/topspin-common/pom.xml
+++ b/common/topspin-common/pom.xml
@@ -47,7 +47,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.6</version>
+            <version>2.8.9</version>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.powermock/powermock-module-junit4-common -->
         <dependency>
diff --git a/pom.xml b/pom.xml
index 42544fd0..1931f2c4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -82,7 +82,7 @@
             <dependency>
                 <groupId>com.google.code.gson</groupId>
                 <artifactId>gson</artifactId>
-                <version>2.8.5</version>
+                <version>2.8.9</version>
             </dependency>
             <dependency>
                 <groupId>org.springframework.cloud</groupId>