diff --git a/pkgs/development/java-modules/postgresql_jdbc/default.nix b/pkgs/development/java-modules/postgresql_jdbc/default.nix
index 16d18220989e..3dc82f9c0761 100644
--- a/pkgs/development/java-modules/postgresql_jdbc/default.nix
+++ b/pkgs/development/java-modules/postgresql_jdbc/default.nix
@@ -2,12 +2,12 @@
 
 stdenv.mkDerivation rec {
   pname = "postgresql-jdbc";
-  version = "42.5.1";
+  version = "42.6.0";
 
   src = fetchMavenArtifact {
     artifactId = "postgresql";
     groupId = "org.postgresql";
-    sha256 = "sha256-iei/+os3uUh5RgEsaQzwTzEDlTBRwcGT2I7ja2jTZa4=";
+    hash = "sha256-uBfGekDJQkn9WdTmhuMyftDT0/rkJrINoPHnVlLPxGE=";
     inherit version;
   };