diff --git a/pkgs/tools/system/bfs/default.nix b/pkgs/tools/system/bfs/default.nix
index 3f618301a864..746367a6bb22 100644
--- a/pkgs/tools/system/bfs/default.nix
+++ b/pkgs/tools/system/bfs/default.nix
@@ -11,8 +11,6 @@ stdenv.mkDerivation rec {
     sha256 = "0a7zsipvndvg1kp2i35jrg9y9kncj7i6mp36dhpj8zjmkm5d5b8g";
   };
 
-  # Disable fstype test, tries to read /etc/mtab
-  patches = [ ./tests.patch ];
   postPatch = ''
     # Patch tests (both shebangs and usage in scripts)
     for f in $(find -type f -name '*.sh'); do
diff --git a/pkgs/tools/system/bfs/tests.patch b/pkgs/tools/system/bfs/tests.patch
deleted file mode 100644
index a30291d7095f..000000000000
--- a/pkgs/tools/system/bfs/tests.patch
+++ /dev/null
@@ -1,10 +0,0 @@
---- a/tests.sh
-+++ b/tests.sh
-@@ -369,7 +369,6 @@
-     test_printf_nul
-     test_quit_after_print
-     test_quit_before_print
--    test_fstype
-     test_not
-     test_and
-     test_or