diff --git a/.travis.yml b/.travis.yml
index 3d136c727..e2366dca8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,7 @@
 
 dist: xenial
 language: csharp
-mono: 5.20.1
+mono: 6.4.0
 
 addons:
   apt:
diff --git a/mod.config b/mod.config
index 611c9d351..53a4e1406 100644
--- a/mod.config
+++ b/mod.config
@@ -68,7 +68,7 @@ PACKAGING_FAQ_URL="http://wiki.openra.net/FAQ"
 PACKAGING_AUTHORS="Example Mod authors"
 
 # The git tag to use for the macOS Launcher files.
-PACKAGING_OSX_LAUNCHER_TAG="osx-launcher-20190506"
+PACKAGING_OSX_LAUNCHER_TAG="osx-launcher-20191003"
 
 # Filename to use for the launcher executable on Windows.
 PACKAGING_WINDOWS_LAUNCHER_NAME="ExampleMod"
@@ -84,7 +84,7 @@ PACKAGING_WINDOWS_REGISTRY_KEY="OpenRAExampleMod"
 PACKAGING_WINDOWS_LICENSE_FILE="./COPYING"
 
 # The git tag to use for the AppImage dependencies.
-PACKAGING_APPIMAGE_DEPENDENCIES_TAG="20190506"
+PACKAGING_APPIMAGE_DEPENDENCIES_TAG="20191004"
 
 # Space delimited list of additional files/directories to copy from the engine directory
 # when packaging your mod. e.g. "./mods/modcontent" or "./mods/d2k/OpenRA.Mods.D2k.dll"