diff --git a/pkgs/desktops/gnome-3/extensions/arc-menu/default.nix b/pkgs/desktops/gnome-3/extensions/arc-menu/default.nix
index db1741e72bb..7bd31f587f6 100644
--- a/pkgs/desktops/gnome-3/extensions/arc-menu/default.nix
+++ b/pkgs/desktops/gnome-3/extensions/arc-menu/default.nix
@@ -24,6 +24,8 @@ stdenv.mkDerivation rec {
 
   makeFlags = [ "INSTALLBASE=${placeholder "out"}/share/gnome-shell/extensions" ];
 
+  uuid = "arc-menu@linxgem33.com";
+
   meta = with stdenv.lib; {
     description = "Gnome shell extension designed to replace the standard menu found in Gnome 3";
     license = licenses.gpl2Plus;
diff --git a/pkgs/desktops/gnome-3/extensions/dash-to-dock/default.nix b/pkgs/desktops/gnome-3/extensions/dash-to-dock/default.nix
index 3784f109900..5a546bd1579 100644
--- a/pkgs/desktops/gnome-3/extensions/dash-to-dock/default.nix
+++ b/pkgs/desktops/gnome-3/extensions/dash-to-dock/default.nix
@@ -25,6 +25,8 @@ stdenv.mkDerivation rec {
     "INSTALLBASE=${placeholder "out"}/share/gnome-shell/extensions"
   ];
 
+  uuid = "dash-to-dock@micxgx.gmail.com";
+
   meta = with stdenv.lib; {
     description = "A dock for the Gnome Shell";
     homepage = "https://micheleg.github.io/dash-to-dock/";
diff --git a/pkgs/desktops/gnome-3/extensions/dash-to-panel/default.nix b/pkgs/desktops/gnome-3/extensions/dash-to-panel/default.nix
index 84662505a37..e97b34460d0 100644
--- a/pkgs/desktops/gnome-3/extensions/dash-to-panel/default.nix
+++ b/pkgs/desktops/gnome-3/extensions/dash-to-panel/default.nix
@@ -17,6 +17,8 @@ stdenv.mkDerivation rec {
 
   makeFlags = [ "INSTALLBASE=$(out)/share/gnome-shell/extensions" ];
 
+  uuid = "dash-to-panel@jderose9.github.com";
+
   meta = with stdenv.lib; {
     description = "An icon taskbar for Gnome Shell";
     license = licenses.gpl2;
diff --git a/pkgs/desktops/gnome-3/extensions/gsconnect/default.nix b/pkgs/desktops/gnome-3/extensions/gsconnect/default.nix
index baaca39a4c4..db113924ae6 100644
--- a/pkgs/desktops/gnome-3/extensions/gsconnect/default.nix
+++ b/pkgs/desktops/gnome-3/extensions/gsconnect/default.nix
@@ -73,6 +73,8 @@ stdenv.mkDerivation rec {
     done
   '';
 
+  uuid = "gsconnect@andyholmes.github.io";
+
   meta = with stdenv.lib; {
     description = "KDE Connect implementation for Gnome Shell";
     homepage = "https://github.com/andyholmes/gnome-shell-extension-gsconnect/wiki";
diff --git a/pkgs/desktops/gnome-3/extensions/no-title-bar/default.nix b/pkgs/desktops/gnome-3/extensions/no-title-bar/default.nix
index c876b22c12c..25ef7ddf827 100644
--- a/pkgs/desktops/gnome-3/extensions/no-title-bar/default.nix
+++ b/pkgs/desktops/gnome-3/extensions/no-title-bar/default.nix
@@ -25,6 +25,8 @@ stdenv.mkDerivation rec {
 
   makeFlags = [ "INSTALLBASE=$(out)/share/gnome-shell/extensions" ];
 
+  uuid = "no-title-bar@franglais125.gmail.com";
+
   meta = with stdenv.lib; {
     description = "Integrates maximized windows with the top panel";
     homepage = "https://github.com/franglais125/no-title-bar";
diff --git a/pkgs/desktops/gnome-3/extensions/pidgin-im-integration/default.nix b/pkgs/desktops/gnome-3/extensions/pidgin-im-integration/default.nix
index dbc65044c1b..e13941ee045 100644
--- a/pkgs/desktops/gnome-3/extensions/pidgin-im-integration/default.nix
+++ b/pkgs/desktops/gnome-3/extensions/pidgin-im-integration/default.nix
@@ -21,6 +21,8 @@ stdenv.mkDerivation rec {
     mv *.js metadata.json dbus.xml schemas locale "$extensions_dir"
   '';
 
+  uuid = "pidgin@muffinmad";
+
   meta = with stdenv.lib; {
     homepage = "https://github.com/muffinmad/pidgin-im-gnome-shell-extension";
     description = "Make Pidgin IM conversations appear in the Gnome Shell message tray";
diff --git a/pkgs/desktops/gnome-3/extensions/topicons-plus/default.nix b/pkgs/desktops/gnome-3/extensions/topicons-plus/default.nix
index 6a1c87abf93..860a77d2856 100644
--- a/pkgs/desktops/gnome-3/extensions/topicons-plus/default.nix
+++ b/pkgs/desktops/gnome-3/extensions/topicons-plus/default.nix
@@ -17,6 +17,8 @@ stdenv.mkDerivation rec {
 
   makeFlags = [ "INSTALL_PATH=$(out)/share/gnome-shell/extensions" ];
 
+  uuid = "TopIcons@phocean.net";
+
   meta = with stdenv.lib; {
     description = "Brings all icons back to the top panel, so that it's easier to keep track of apps running in the backround";
     license = licenses.gpl2;