diff --git a/reference-sbi/pom.xml b/reference-sbi/pom.xml
index c487196..d4b6c6f 100644
--- a/reference-sbi/pom.xml
+++ b/reference-sbi/pom.xml
@@ -89,7 +89,7 @@ limitations under the License.
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.3.6</version>
+            <version>42.4.1</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>