diff --git a/build.gradle b/build.gradle
index 251c7eb..fb2d422 100644
--- a/build.gradle
+++ b/build.gradle
@@ -66,7 +66,7 @@ dependencies {
     //database
     implementation "org.jetbrains.exposed:exposed:0.17.8"
     implementation "com.zaxxer:HikariCP:3.4.5"
-    implementation "org.postgresql:postgresql:42.2.18"
+    implementation "org.postgresql:postgresql:42.4.0"
 }
 
 task stage(dependsOn: ['clean', 'installDist'])