diff --git a/pkgs/applications/editors/texmaker/default.nix b/pkgs/applications/editors/texmaker/default.nix
index 036bd8e546c..79ece9d62a9 100644
--- a/pkgs/applications/editors/texmaker/default.nix
+++ b/pkgs/applications/editors/texmaker/default.nix
@@ -31,6 +31,6 @@ stdenv.mkDerivation rec {
     homepage = http://www.xm1math.net/texmaker/;
     license = licenses.gpl2Plus;
     platforms = platforms.linux;
-    maintainers = with maintainers; [ cfouche ];
+    maintainers = with maintainers; [ cfouche markuskowa ];
   };
 }
diff --git a/pkgs/applications/misc/welle-io/default.nix b/pkgs/applications/misc/welle-io/default.nix
index fae591d7ee0..acf0226c0db 100644
--- a/pkgs/applications/misc/welle-io/default.nix
+++ b/pkgs/applications/misc/welle-io/default.nix
@@ -40,7 +40,7 @@ in stdenv.mkDerivation {
   meta = with stdenv.lib; {
     description = "A DAB/DAB+ Software Radio";
     homepage = https://www.welle.io/;
-    maintainers = with maintainers; [ ck3d ];
+    maintainers = with maintainers; [ ck3d markuskowa ];
     license = licenses.gpl2;
     platforms = with platforms; [ "x86_64-linux" "i686-linux" ] ++ darwin;
   };
diff --git a/pkgs/applications/version-management/git-and-tools/qgit/default.nix b/pkgs/applications/version-management/git-and-tools/qgit/default.nix
index 0a88fbd0929..0074d44391e 100644
--- a/pkgs/applications/version-management/git-and-tools/qgit/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/qgit/default.nix
@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
     license = licenses.gpl2;
     homepage = http://libre.tibirna.org/projects/qgit/wiki/QGit;
     description = "Graphical front-end to Git";
-    maintainers = with maintainers; [ peterhoeg ];
+    maintainers = with maintainers; [ peterhoeg markuskowa ];
     inherit (qtbase.meta) platforms;
   };
 }
diff --git a/pkgs/tools/misc/snapper/default.nix b/pkgs/tools/misc/snapper/default.nix
index 3d1eedab8c4..87fda19a75f 100644
--- a/pkgs/tools/misc/snapper/default.nix
+++ b/pkgs/tools/misc/snapper/default.nix
@@ -62,6 +62,6 @@ stdenv.mkDerivation rec {
     homepage = http://snapper.io;
     license = licenses.gpl2;
     platforms = platforms.linux;
-    maintainers = with maintainers; [ tstrobel ];
+    maintainers = with maintainers; [ tstrobel markuskowa ];
   };
 }