diff --git a/pkgs/applications/editors/emacs/elisp-packages/isearch-prop/default.nix b/pkgs/applications/editors/emacs/elisp-packages/isearch-prop/default.nix
index 0db28255f70c..67a4c87b95d4 100644
--- a/pkgs/applications/editors/emacs/elisp-packages/isearch-prop/default.nix
+++ b/pkgs/applications/editors/emacs/elisp-packages/isearch-prop/default.nix
@@ -1,17 +1,23 @@
-{ stdenv, fetchFromGitHub, emacs, lib }:
+{ lib
+, stdenv
+, fetchFromGitHub
+, emacs
+}:
 
 stdenv.mkDerivation {
   pname = "isearch-prop";
-  version = "2019-05-01";
+  version = "0.0.0+unstable=2019-05-01";
 
   src = fetchFromGitHub {
     owner = "emacsmirror";
     repo = "isearch-prop";
     rev = "4a2765f835dd115d472142da05215c4c748809f4";
-    sha256 = "sha256-A1Kt4nm7iRV9J5yaLupwiNL5g7ddZvQs79dggmqZ7Rk=";
+    hash = "sha256-A1Kt4nm7iRV9J5yaLupwiNL5g7ddZvQs79dggmqZ7Rk=";
   };
 
-  buildInputs = [ emacs ];
+  buildInputs = [
+    emacs
+  ];
 
   buildPhase = ''
     runHook preBuild
@@ -26,11 +32,11 @@ stdenv.mkDerivation {
     runHook postInstall
   '';
 
-  meta = {
+  meta = with lib; {
+    homepage = "https://www.emacswiki.org/emacs/IsearchPlus";
     description = "Search text- or overlay-property contexts";
-    homepage = "https://www.emacswiki.org/emacs/download/isearch-prop.el";
-    license = lib.licenses.gpl3Plus;
-    maintainers = with lib.maintainers; [ leungbk ];
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ leungbk ];
     platforms = emacs.meta.platforms;
   };
 }
diff --git a/pkgs/applications/editors/emacs/elisp-packages/manual-packages.nix b/pkgs/applications/editors/emacs/elisp-packages/manual-packages.nix
index 352b84f7bf7c..d792793d3643 100644
--- a/pkgs/applications/editors/emacs/elisp-packages/manual-packages.nix
+++ b/pkgs/applications/editors/emacs/elisp-packages/manual-packages.nix
@@ -274,6 +274,8 @@
 
   isearch-plus = callPackage ./isearch-plus { };
 
+  isearch-prop = callPackage ./isearch-prop { };
+
   jam-mode = callPackage ./jam-mode { };
 
   nano-theme = callPackage ./nano-theme { };