diff --git a/pkgs/applications/networking/davmail/default.nix b/pkgs/applications/networking/davmail/default.nix
index b491f287e701..31493e46f538 100644
--- a/pkgs/applications/networking/davmail/default.nix
+++ b/pkgs/applications/networking/davmail/default.nix
@@ -1,17 +1,19 @@
-{ fetchurl, stdenv, jre, glib, libXtst, gtk2, makeWrapper }:
+{ fetchurl, stdenv, jre, glib, libXtst, gtk2, makeWrapper, unzip }:
 
 stdenv.mkDerivation rec {
-  name = "davmail-4.8.0";
+  name = "davmail-4.8.6";
   src = fetchurl {
-    url = "mirror://sourceforge/davmail/4.8.0/davmail-linux-x86_64-4.8.0-2479.tgz";
-    sha256 = "0e650c4a060d64fd2b270ddb00baa906aac617865d5e60c9f526a281cdb27b62";
+    url = "mirror://sourceforge/davmail/4.8.6/davmail-4.8.6-2600.zip";
+    sha256 = "1wk4jxb46qlyipxj57flqadgm4mih243rhqq9sp9m5pifjqrw9dp";
   };
 
-  nativeBuildInputs = [ makeWrapper ];
+  sourceRoot = ".";
+
+  nativeBuildInputs = [ makeWrapper unzip ];
 
   installPhase = ''
     mkdir -p $out/share/davmail
-    cp -R ./* $out/share/davmail
+    cp -vR ./* $out/share/davmail
     makeWrapper $out/share/davmail/davmail.sh $out/bin/davmail \
       --prefix PATH : ${jre}/bin \
       --prefix LD_LIBRARY_PATH : ${stdenv.lib.makeLibraryPath [ glib gtk2 libXtst ]}