diff --git a/pkgs/applications/office/planner/default.nix b/pkgs/applications/office/planner/default.nix
index 7bc02e786e16..d8765d2fa61a 100644
--- a/pkgs/applications/office/planner/default.nix
+++ b/pkgs/applications/office/planner/default.nix
@@ -7,10 +7,10 @@
 , libtool
 , gnome2
 , libxslt
-, python
+, python2
 }:
 
-let version = "unstable-2018-03-25";
+let version = "unstable-2019-02-13";
 
 in stdenv.mkDerivation {
   name = "planner-${version}";
@@ -19,13 +19,10 @@ in stdenv.mkDerivation {
     domain = "gitlab.gnome.org";
     owner = "GNOME";
     repo = "planner";
-    rev = "2a2bf11d96a7f5d64f05c9053661baa848e47797";
-    sha256 = "1bhh05kkbnhibldc1fc7kv7bwf8aa1vh4q379syqd3jbas8y521g";
+    rev = "76d31defae4979aa51dd37e8888f61e9a6a51367";
+    sha256 = "0lbch4drg6005216hgcys93rq92p7zd20968x0gk254kckd9ag5w";
   };
 
-  # planner-popup-button.c:81:2: error: 'g_type_class_add_private' is deprecated [-Werror=deprecated-declarations]
-  NIX_CFLAGS_COMPILE = "-Wno-error=deprecated-declarations";
-
   nativeBuildInputs = with gnome2; [
     pkgconfig
     intltool
@@ -44,10 +41,14 @@ in stdenv.mkDerivation {
     libgnomeui
     libglade
     libxslt
-    python
+    python2.pkgs.pygtk
   ];
 
   preConfigure = ''./autogen.sh'';
+  configureFlags = [
+    "--enable-python"
+    "--enable-python-plugin"
+    ];
 
   enableParallelBuilding = true;