diff --git a/pkgs/applications/science/biology/picard-tools/default.nix b/pkgs/applications/science/biology/picard-tools/default.nix
index 2ba5964d6104..5a17b547b87e 100644
--- a/pkgs/applications/science/biology/picard-tools/default.nix
+++ b/pkgs/applications/science/biology/picard-tools/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "picard-tools-${version}";
-  version = "2.18.25";
+  version = "2.18.27";
 
   src = fetchurl {
     url = "https://github.com/broadinstitute/picard/releases/download/${version}/picard.jar";
-    sha256 = "03d3mnf3gddngn3dhwb00v8k40x6ncgprn22w4vyfr96917p2snx";
+    sha256 = "1pc9mhp35n0dl7j06c1564b797v6iqg6vhmd2xxvysc96hnsbyvc";
   };
 
   nativeBuildInputs = [ makeWrapper ];