diff --git a/pkgs/development/libraries/dbus-sharp-glib/dbus-sharp-glib-1.0.nix b/pkgs/development/libraries/dbus-sharp-glib/dbus-sharp-glib-1.0.nix
index 208288bfca1..0f897d97467 100644
--- a/pkgs/development/libraries/dbus-sharp-glib/dbus-sharp-glib-1.0.nix
+++ b/pkgs/development/libraries/dbus-sharp-glib/dbus-sharp-glib-1.0.nix
@@ -20,5 +20,6 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "D-Bus for .NET: GLib integration module";
     platforms = platforms.linux;
+    license = licenses.mit;
   };
 }
diff --git a/pkgs/development/libraries/dbus-sharp-glib/default.nix b/pkgs/development/libraries/dbus-sharp-glib/default.nix
index ef1ddd9bfff..cd020317f4c 100644
--- a/pkgs/development/libraries/dbus-sharp-glib/default.nix
+++ b/pkgs/development/libraries/dbus-sharp-glib/default.nix
@@ -20,5 +20,6 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "D-Bus for .NET: GLib integration module";
     platforms = platforms.linux;
+    license = licenses.mit;
   };
 }
diff --git a/pkgs/development/libraries/dbus-sharp/dbus-sharp-1.0.nix b/pkgs/development/libraries/dbus-sharp/dbus-sharp-1.0.nix
index 013913e5297..18ea3ad3ecb 100644
--- a/pkgs/development/libraries/dbus-sharp/dbus-sharp-1.0.nix
+++ b/pkgs/development/libraries/dbus-sharp/dbus-sharp-1.0.nix
@@ -20,5 +20,6 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "D-Bus for .NET";
     platforms = platforms.linux;
+    license = licenses.mit;
   };
 }
diff --git a/pkgs/development/libraries/dbus-sharp/default.nix b/pkgs/development/libraries/dbus-sharp/default.nix
index 855dd9f3832..2704ef2de9f 100644
--- a/pkgs/development/libraries/dbus-sharp/default.nix
+++ b/pkgs/development/libraries/dbus-sharp/default.nix
@@ -23,5 +23,6 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     description = "D-Bus for .NET";
     platforms = platforms.linux;
+    license = licenses.mit;
   };
 }