diff --git a/.travis.yml b/.travis.yml
index 0f04af51..41ef6542 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -80,7 +80,7 @@ script:
 
 before_deploy:
   # zip multiple cartridges (including data) into one distributable archive
-  - cp data/data_stage*.p8 "build/v${BUILD_VERSION}_release"
+  - cp data/data_*.p8 "build/v${BUILD_VERSION}_release"
   - pushd "build/v${BUILD_VERSION}_release"
   - zip -r "picosonic_v${BUILD_VERSION}_release_cartridges.zip" .
   - popd
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b06d7f83..a1bc40b8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [5.1] - 2020-12-17
+### Changed
+- Audio: fixed Travis release for GitHub forgetting to upload BGM cartridge (a glitchy version of Green Hill Zone was played instead of Angel Island)
+
 ## [5.0] - 2020-12-10
 ### Added
 - Title: added title background showing "Pico Island" with water shimmer animation, pico-sonic logo, Sonic 3 (not 3 & Knuckles) intro jingle, and title menu showing after a short time
@@ -197,8 +201,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Game: in-game: debug character flies X/Y on directional input, go back to title menu on reach goal
 - Test: all busted unit tests in separator folder tests
 
-[Unreleased]: https://github.com/hsandt/sonic-pico8/compare/v5.0...HEAD
-[5.0]: https://github.com/hsandt/sonic-pico8/compare/v4.2...v4.3
+[Unreleased]: https://github.com/hsandt/sonic-pico8/compare/v5.1...HEAD
+[5.1]: https://github.com/hsandt/sonic-pico8/compare/v5.0...v5.1
+[5.0]: https://github.com/hsandt/sonic-pico8/compare/v4.2...v5.0
 [4.2]: https://github.com/hsandt/sonic-pico8/compare/v4.1...v4.2
 [4.1]: https://github.com/hsandt/sonic-pico8/compare/v4.0...v4.1
 [4.0]: https://github.com/hsandt/sonic-pico8/compare/v3.1...v4.0
diff --git a/README.md b/README.md
index 1e02b740..403dd453 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ Works with PICO-8 0.2.0i and 0.2.1b.
 
 ## Features
 
-Version: 5.0
+Version: 5.1
 
 ### Physics
 
diff --git a/build_itest.sh b/build_itest.sh
index 536a6aa2..248f316e 100755
--- a/build_itest.sh
+++ b/build_itest.sh
@@ -16,7 +16,7 @@ build_output_path="$(dirname "$0")/build"
 author="leyn"
 title="pico sonic itests (all)"
 cartridge_stem="picosonic_itest_all"
-version="5.0"
+version="5.1"
 config='itest'
 # symbols='assert,log,visual_logger,tuner,profiler,mouse,itest'
 # cheat needed to set debug motion mode
diff --git a/build_pico8_utests.sh b/build_pico8_utests.sh
index b87c4aee..aad24187 100755
--- a/build_pico8_utests.sh
+++ b/build_pico8_utests.sh
@@ -16,7 +16,7 @@ build_output_path="$(dirname "$0")/build"
 author="leyn"
 title="pico sonic - pico8 utests (all)"
 cartridge_stem="picosonic_pico8_utests_all"
-version="5.0"
+version="5.1"
 config='debug'
 symbols='assert,tostring,dump,log,p8utest'
 
diff --git a/build_single_cartridge.sh b/build_single_cartridge.sh
index da62b988..6a619945 100755
--- a/build_single_cartridge.sh
+++ b/build_single_cartridge.sh
@@ -14,7 +14,7 @@ data_path="$(dirname "$0")/data"
 author="leyn"
 title="pico sonic"
 cartridge_stem="picosonic"
-version="5.0"
+version="5.1"
 
 help() {
   echo "Build a PICO-8 cartridge with the passed config."
diff --git a/export_cartridge_release.p8 b/export_cartridge_release.p8
index b40902cf..7f2cfe95 100644
--- a/export_cartridge_release.p8
+++ b/export_cartridge_release.p8
@@ -9,30 +9,41 @@ __lua__
 -- Note that it will not warn if cartridge is not found.
 -- Paths are relative to PICO-8 carts directory.
 
-cd("picosonic/v5.0_release")
+cd("picosonic/v5.1_release")
 
 local entry_cartridge = "picosonic_titlemenu.p8"
 
 local additional_cartridges_list = {
   "picosonic_ingame.p8",
   "picosonic_stage_clear.p8",
+  "data_bgm1.p8",
   "data_stage1_00.p8", "data_stage1_10.p8", "data_stage1_20.p8",
-  "data_stage1_01.p8", "data_stage1_11.p8", "data_stage1_21.p8"
+  "data_stage1_01.p8", "data_stage1_11.p8", "data_stage1_21.p8",
+  "data_stage1_runtime.p8"
 }
 
--- first, load the additional cartridges just to save them as png cartridges
---  before we load the entry cartridge
--- the metadata label is used automatically
+-- prepare folder for png cartridges
+mkdir("picosonic_v5.1_release.png")
+
+-- load each additional cartridge to save it as png cartridge
+--  in folder created above
+-- the metadata label is used automatically for each
 for cartridge_name in all(additional_cartridges_list) do
   load(cartridge_name)
+
+  cd("picosonic_v5.1_release.png")
   save(cartridge_name..".png")
+  cd("..")
 end
 
--- second, load the entry cartridge (titlemenu)
+-- load the entry cartridge (titlemenu) last, since we're going to use it for export
+--  just after
 load(entry_cartridge)
 
--- save png cartridge
+-- save as png cartridge
+cd("picosonic_v5.1_release.png")
 save(entry_cartridge..".png")
+cd("..")
 
 -- concatenate cartridge names with space separator with a very simplified version
 --  of string.lua > joinstr_table that doesn't mind about adding an initial space
@@ -47,5 +58,9 @@ end
 --  with top-left at sprite 160 (run1) => -i 160
 --  on pink (color 14) background => -c 14
 -- and most importantly we pass ingame, stage_clear and data files as additional cartridges
-export("picosonic_v5.0_release.bin "..additional_cartridges_string.." -i 160 -s 2 -c 14")
-export("picosonic_v5.0_release.html "..additional_cartridges_string.." -i 160 -s 2 -c 14")
+export("picosonic_v5.1_release.bin "..additional_cartridges_string.." -i 160 -s 2 -c 14")
+
+mkdir("picosonic_v5.1_release.web")
+cd("picosonic_v5.1_release.web")
+export("picosonic_v5.1_release.html "..additional_cartridges_string.." -i 160 -s 2 -c 14")
+cd("..")
diff --git a/install_single_cartridge.sh b/install_single_cartridge.sh
index f255448b..8ff91aa4 100755
--- a/install_single_cartridge.sh
+++ b/install_single_cartridge.sh
@@ -26,7 +26,7 @@ fi
 
 # Configuration: cartridge
 cartridge_stem="picosonic"
-version="5.0"
+version="5.1"
 cartridge_suffix="$1"; shift
 config="$1"; shift
 
diff --git a/run_cartridge.sh b/run_cartridge.sh
index 65262fad..764449f0 100755
--- a/run_cartridge.sh
+++ b/run_cartridge.sh
@@ -11,7 +11,7 @@
 
 # Configuration: cartridge
 cartridge_stem="picosonic"
-version="5.0"
+version="5.1"
 
 # shift allows to pass extra arguments as $@
 cartridge_suffix="$1"; shift
diff --git a/run_itest.sh b/run_itest.sh
index 919037a0..c0d7f0e6 100755
--- a/run_itest.sh
+++ b/run_itest.sh
@@ -9,7 +9,7 @@
 
 # Configuration: cartridge
 cartridge_stem="picosonic_itest_all"
-version="5.0"
+version="5.1"
 
 cartridge_suffix="$1"; shift
 
diff --git a/run_pico8_utests.sh b/run_pico8_utests.sh
index 5ed36d0a..5f5c2c62 100755
--- a/run_pico8_utests.sh
+++ b/run_pico8_utests.sh
@@ -5,7 +5,7 @@
 
 # Configuration: cartridge
 cartridge_stem="picosonic_pico8_utests_all"
-version="5.0"
+version="5.1"
 
 run_cmd="pico8 -run build/${cartridge_stem}_v${version}_debug.p8 -screenshot_scale 4 -gif_scale 4 $@"
 
diff --git a/sonic-2d-tech-demo.sublime-project b/sonic-2d-tech-demo.sublime-project
index 438dc0a3..cb3bfa8b 100644
--- a/sonic-2d-tech-demo.sublime-project
+++ b/sonic-2d-tech-demo.sublime-project
@@ -198,6 +198,29 @@
 				}
 			]
 		},
+		{
+			"name": "Game: build full game",
+			"working_dir": "${project_path}",
+			"shell": true,
+			"cmd": ["./build_and_install_all_cartridges.sh debug"],
+			"file_regex": "(.*\\.sh)(?:\\: line )([\\d]+)(?:\\:)([\\d]+)? (.*)",
+			"syntax": "Packages/Python/Python.sublime-syntax",
+			"variants":
+			[
+				{
+					"name": "debug",
+					"cmd": ["./build_and_install_all_cartridges.sh debug"]
+				},
+				{
+					"name": "cheat",
+					"cmd": ["./build_and_install_all_cartridges.sh cheat"]
+				},
+				{
+					"name": "release",
+					"cmd": ["./build_and_install_all_cartridges.sh release"]
+				}
+			]
+		},
 		{
 			"name": "Game: build itests titlemenu",
 			"working_dir": "${project_path}",