diff --git a/pkgs/development/compilers/gcl/default.nix b/pkgs/development/compilers/gcl/default.nix
index 36f5fb3c13d8..8ef2cedbf076 100644
--- a/pkgs/development/compilers/gcl/default.nix
+++ b/pkgs/development/compilers/gcl/default.nix
@@ -9,24 +9,13 @@ assert stdenv.cc.libc != null ;
 
 stdenv.mkDerivation rec {
   pname = "gcl";
-  version = "2.6.12";
+  version = "2.6.14";
 
   src = fetchurl {
-    sha256 = "1s4hs2qbjqmn9h88l4xvsifq5c3dlc5s74lyb61rdi5grhdlkf4f";
-    url = "http://gnu.spinellicreations.com/gcl/${pname}-${version}.tar.gz";
+    url = "mirror://gnu/gcl/gcl-${version}.tar.gz";
+    hash = "sha256-CfNBfFEqoXM6Y4gJ06Y6wpDuuUSL6CeV9bZoG9MHNFo=";
   };
 
-  patches = [(fetchurl {
-    url = "https://gitweb.gentoo.org/repo/gentoo.git/plain/dev-lisp/gcl/files/gcl-2.6.12-gcc5.patch";
-    sha256 = "00jbsn0qp8ki2w7dx8caha7g2hr9076xa6bg48j3qqqncff93zdh";
-  })];
-
-  # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=902475
-  postPatch = ''
-    substituteInPlace h/elf64_i386_reloc.h \
-      --replace 'case R_X86_64_PC32:' 'case R_X86_64_PC32: case R_X86_64_PLT32:'
-  '';
-
   buildInputs = [
     mpfr m4 binutils emacs gmp
     libX11 xorgproto libXi
@@ -38,13 +27,6 @@ stdenv.mkDerivation rec {
     "--enable-ansi"
   ];
 
-  hardeningDisable = [ "pic" "bindnow" ];
-
-  # -fcommon: workaround build failure on -fno-common toolchains:
-  #   ld: ./libgclp.a(user_match.o):(.bss+0x18): multiple definition of
-  #     `tf'; ./libpre_gcl.a(main.o):(.bss+0x326d90): first defined here
-  env.NIX_CFLAGS_COMPILE = "-fgnu89-inline -fcommon";
-
   meta = with lib; {
     description = "GNU Common Lisp compiler working via GCC";
     maintainers = lib.teams.lisp.members;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index ab06b33fe22c..5670bbec2d83 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -26035,9 +26035,7 @@ with pkgs;
 
   # GNU Common Lisp
   gcl = wrapLisp {
-    pkg = callPackage ../development/compilers/gcl {
-      gmp = gmp4;
-    };
+    pkg = callPackage ../development/compilers/gcl { };
     faslExt = "o";
   };