diff --git a/ispyb-bcr/pom.xml b/ispyb-bcr/pom.xml
index 5941b8e90..0117a44c0 100644
--- a/ispyb-bcr/pom.xml
+++ b/ispyb-bcr/pom.xml
@@ -124,7 +124,7 @@
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>1.7.1</version>
+			<version>2.8.9</version>
 		</dependency>
 		<dependency>
 			<groupId>org.jboss.logmanager</groupId>
diff --git a/ispyb-ejb/pom.xml b/ispyb-ejb/pom.xml
index 28cd2aa4b..7d3573e28 100644
--- a/ispyb-ejb/pom.xml
+++ b/ispyb-ejb/pom.xml
@@ -81,7 +81,7 @@
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>1.7.1</version>
+			<version>2.8.9</version>
 		</dependency>
 		<dependency>
 			<groupId>org.jboss.ejb3</groupId>
diff --git a/ispyb-ui/pom.xml b/ispyb-ui/pom.xml
index c133105e3..e4ce5c943 100644
--- a/ispyb-ui/pom.xml
+++ b/ispyb-ui/pom.xml
@@ -108,7 +108,7 @@
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>1.7.1</version>
+			<version>2.8.9</version>
 		</dependency>
 		<dependency>
 			<groupId>org.jboss.logmanager</groupId>
diff --git a/pom.xml b/pom.xml
index 5c2b7af94..05e4b2e94 100644
--- a/pom.xml
+++ b/pom.xml
@@ -63,7 +63,7 @@
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>2.3.1</version>
+			<version>2.8.9</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.commons</groupId>