diff --git a/pkgs/applications/science/biology/star/default.nix b/pkgs/applications/science/biology/star/default.nix
index cbe38649503b..4d1d60469f0e 100644
--- a/pkgs/applications/science/biology/star/default.nix
+++ b/pkgs/applications/science/biology/star/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   name = "star-${version}";
-  version = "2.6.1d";
+  version = "2.7.0a";
 
   src = fetchFromGitHub {
     repo = "STAR";
     owner = "alexdobin";
     rev = version;
-    sha256 = "1h0j8qj95a0brv7p3gxmg3z7z6f4670jzjg56kzyc33k8dmzxvli";
+    sha256 = "1yx28gra6gqdx1ps5y8mpdinsn8r0dhsc2m3gcvjfrk71i9yhd6l";
   };
 
   sourceRoot = "source/source";