diff --git a/pkgs/applications/editors/emacs-modes/pcache/default.nix b/pkgs/applications/editors/emacs-modes/pcache/default.nix
new file mode 100644
index 000000000000..fee67119d99f
--- /dev/null
+++ b/pkgs/applications/editors/emacs-modes/pcache/default.nix
@@ -0,0 +1,30 @@
+{ stdenv, fetchgit, emacs }:
+
+stdenv.mkDerivation rec {
+  name = "pcache-0.2.3";
+
+  src = fetchgit {
+    url = "https://github.com/sigma/pcache.git";
+    rev = "v0.2.3";
+    sha256 = "f7cdad5a729b24f96ec69db4adfd19daf45c27aaf3a0267385b252cb2e59daa0";
+  };
+
+  buildInputs = [ emacs ];
+
+  buildPhase = ''
+    emacs --batch -f batch-byte-compile pcache.el
+  '';
+
+  installPhase = ''
+    install -d $out/share/emacs/site-lisp
+    install pcache.el pcache.elc $out/share/emacs/site-lisp
+  '';
+
+  meta = {
+    description = "Persistent caching for Emacs";
+    homepage = https://github.com/sigma/pcache.el;
+    license = "GPLv2+";
+
+    platforms = stdenv.lib.platforms.all;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 3093b57b5c3f..36a05f64d69f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -6699,6 +6699,8 @@ let
     # we want it to have higher precedence.
     org = hiPrio (callPackage ../applications/editors/emacs-modes/org { });
 
+    pcache = callPackage ../applications/editors/emacs-modes/pcache { };
+
     phpMode = callPackage ../applications/editors/emacs-modes/php { };
 
     prologMode = callPackage ../applications/editors/emacs-modes/prolog { };