diff --git a/pkgs/servers/sql/mssql/jdbc/builder.sh b/pkgs/servers/sql/mssql/jdbc/builder.sh
deleted file mode 100644
index a5ba86cb0808..000000000000
--- a/pkgs/servers/sql/mssql/jdbc/builder.sh
+++ /dev/null
@@ -1,6 +0,0 @@
-source $stdenv/setup
-
-set -e
-
-mkdir -p $out/share/java
-cp $src $out/share/java/mssql-jdbc.jar
diff --git a/pkgs/servers/sql/mssql/jdbc/default.nix b/pkgs/servers/sql/mssql/jdbc/default.nix
index 881f014f1342..78132614bba9 100644
--- a/pkgs/servers/sql/mssql/jdbc/default.nix
+++ b/pkgs/servers/sql/mssql/jdbc/default.nix
@@ -1,15 +1,25 @@
-{lib, stdenv, fetchurl}:
+{ lib, stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
   pname = "mssql-jdbc";
   version = "7.2.2";
-  builder = ./builder.sh;
 
   src = fetchurl {
-    url = "https://github.com/Microsoft/mssql-jdbc/releases/download/v${version}/${pname}-${version}.jre8.jar";
+    url = "https://github.com/Microsoft/mssql-jdbc/releases/download/v${version}/mssql-jdbc-${version}.jre8.jar";
     sha256 = "09psxjy1v3khq8lcq6h9mbgyijsgawf0z2qryk1l91ypnwl8s3pg";
   };
 
+  dontUnpack = true;
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/share/java
+    cp $src $out/share/java/mssql-jdbc.jar
+
+    runHook postInstall
+  '';
+
   meta = {
     platforms = lib.platforms.unix;
   };