diff --git a/pkgs/applications/science/chemistry/marvin/default.nix b/pkgs/applications/science/chemistry/marvin/default.nix
index 9512a288d80cf8..1a22544c270ab7 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 = "20.10.0";
+  version = "20.12.0";
 
   src = fetchurl {
     name = "marvin-${version}.deb";
     url = "http://dl.chemaxon.com/marvin/${version}/marvin_linux_${versions.majorMinor version}.deb";
-    sha256 = "042ndlns48pa6mn6wyrp4q9c1v0a2vzcnhw5l766zdnxdjyv0acx";
+    sha256 = "1imfr56nbq2mbcyapwa8xmcmj5rjhbjz9r438387s73kd1avd6yl";
   };
 
   nativeBuildInputs = [ dpkg makeWrapper ];