diff --git a/pkgs/applications/science/chemistry/marvin/default.nix b/pkgs/applications/science/chemistry/marvin/default.nix
index c3395a85148..ba20695ec44 100644
--- a/pkgs/applications/science/chemistry/marvin/default.nix
+++ b/pkgs/applications/science/chemistry/marvin/default.nix
@@ -4,12 +4,12 @@ with stdenv.lib;
 
 stdenv.mkDerivation rec {
   pname = "marvin";
-  version = "19.27.0";
+  version = "20.3.0";
 
   src = fetchurl {
     name = "marvin-${version}.deb";
     url = "http://dl.chemaxon.com/marvin/${version}/marvin_linux_${versions.majorMinor version}.deb";
-    sha256 = "10pzprr43pklf4yl14m9q921ynalsil1dsfbl6lx8r1jmyjgl3w7";
+    sha256 = "1y2vh1n80mrrbxqbhxfag8h4lisarbw8h3labmh3ajrfan7bmhql";
   };
 
   nativeBuildInputs = [ dpkg makeWrapper ];