diff --git a/pkgs/applications/qubes/qubes-core-vchan-xen/default.nix b/pkgs/applications/qubes/qubes-core-vchan-xen/default.nix
index e8241ede96cd..ecb9403be36e 100644
--- a/pkgs/applications/qubes/qubes-core-vchan-xen/default.nix
+++ b/pkgs/applications/qubes/qubes-core-vchan-xen/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
     description = "Libraries required for the higher-level Qubes daemons and tools";
     homepage = "https://qubes-os.org";
     license = licenses.gpl2Plus;
-    maintainers = with maintainers; [ "0x4A6F" ];
+    maintainers = [ maintainers."0x4A6F" ];
     platforms = platforms.linux;
   };
 }
diff --git a/pkgs/applications/window-managers/cwm/default.nix b/pkgs/applications/window-managers/cwm/default.nix
index 53489eca3a06..0e57643c64d3 100644
--- a/pkgs/applications/window-managers/cwm/default.nix
+++ b/pkgs/applications/window-managers/cwm/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "A lightweight and efficient window manager for X11";
     homepage    = "https://github.com/leahneukirchen/cwm";
-    maintainers = with maintainers; [ "0x4A6F" mkf ];
+    maintainers = with maintainers; [ maintainers."0x4A6F" mkf ];
     license     = licenses.isc;
     platforms   = platforms.linux;
   };
diff --git a/pkgs/tools/networking/pmacct/default.nix b/pkgs/tools/networking/pmacct/default.nix
index 5d0c5cccdedb..861c44ef70fe 100644
--- a/pkgs/tools/networking/pmacct/default.nix
+++ b/pkgs/tools/networking/pmacct/default.nix
@@ -56,7 +56,7 @@ stdenv.mkDerivation rec {
     '';
     homepage = "http://www.pmacct.net/";
     license = licenses.gpl2;
-    maintainers = with maintainers; [ "0x4A6F" ];
+    maintainers = [ maintainers."0x4A6F" ];
     platforms = platforms.unix;
   };
 }