diff --git a/pom.xml b/pom.xml
index 765a8ad..ed6f2e3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -17,7 +17,7 @@
     <maven-compiler-plugin.version>3.8.0</maven-compiler-plugin.version>
 
     <!-- Only used for lab #900 -->
-    <postgresql.version>42.4.1</postgresql.version>
+    <postgresql.version>42.4.3</postgresql.version>
 
     <!-- Only used for lab #910 -->
     <elasticsearch-hadoop.version>7.4.0</elasticsearch-hadoop.version>