diff --git a/pkgs/applications/science/biology/bcftools/default.nix b/pkgs/applications/science/biology/bcftools/default.nix
index 1459f5b29a72..1ad1647c70e5 100644
--- a/pkgs/applications/science/biology/bcftools/default.nix
+++ b/pkgs/applications/science/biology/bcftools/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, htslib, zlib, bzip2, lzma, curl, perl, bash }:
+{ stdenv, fetchurl, htslib, zlib, bzip2, lzma, curl, perl, python, bash }:
 
 stdenv.mkDerivation rec {
   name = "${pname}-${version}";
@@ -10,9 +10,7 @@ stdenv.mkDerivation rec {
     sha256 = "1vgw2mwngq20c530zim52zvgmw1lci8rzl33pvh44xqk3xlzvjsa";
   };
 
-  nativeBuildInputs = [ perl ];
-
-  buildInputs = [ htslib zlib bzip2 lzma curl ];
+  buildInputs = [ htslib zlib bzip2 lzma curl perl python ];
 
   makeFlags = [
     "HSTDIR=${htslib}"