diff --git a/pkgs/applications/science/biology/tandem-aligner/default.nix b/pkgs/applications/science/biology/tandem-aligner/default.nix
index f74ba9d2e443..53daffbe0677 100644
--- a/pkgs/applications/science/biology/tandem-aligner/default.nix
+++ b/pkgs/applications/science/biology/tandem-aligner/default.nix
@@ -1,6 +1,7 @@
 { lib
 , stdenv
 , fetchFromGitHub
+, fetchpatch
 , cmake
 , zlib
 }:
@@ -16,6 +17,15 @@ stdenv.mkDerivation {
     hash = "sha256-iMDj1HZ8LzmZckuAM3lbG3eSJSd/5JGVA6SBs7+AgX8=";
   };
 
+  patches = [
+    (fetchpatch {
+      # https://github.com/seryrzu/tandem_aligner/pull/4
+      url = "https://github.com/seryrzu/tandem_aligner/commit/8b516c94f90aaa9cb84278aa811285d4204b03a9.patch";
+      hash = "sha256-kD46SykXklG/avK0+sc61YKFw9Bes8ZgFAjVXmcpN8k=";
+      stripLen = 1;
+    })
+  ];
+
   sourceRoot = "source/tandem_aligner";
 
   nativeBuildInputs = [ cmake ];