diff --git a/DEVELOPMENT.md b/DEVELOPMENT.md
index 5befcc3..7ac2808 100644
--- a/DEVELOPMENT.md
+++ b/DEVELOPMENT.md
@@ -22,7 +22,7 @@ liblzma, zlib) and the build tools listed at the end.
 | `src/host/` | Headless Linux backend for testing on the PC: PNG frames, scripted pad, WAV audio, libcurl HTTP |
 | `third_party/` | Build configuration for libarchive, liblzma and zlib (`config.h` files and `third_party.mk`); the sources are fetched, not copied |
 | `test/` | `render_music` (MUS lump to WAV), `present_preview` (runs the GPU kernel's math on the CPU) and the console test plans |
-| `title/` | `param.json` and the icon (the shareware WAD's `M_DOOM` logo, scaled 3x on black) |
+| `sce_sys/` | `param.json` (raise `contentVersion` in every release) and the icon (the shareware WAD's `M_DOOM` logo, scaled 3x on black) |
 | `tools/` | Tool, library and shareware WAD fetch, kernel embedding, deploy, console test runner |
 
 ## Build
diff --git a/Makefile b/Makefile
index 5624322..ea59bc7 100644
--- a/Makefile
+++ b/Makefile
@@ -110,12 +110,12 @@ $(PS5_DIR)/eboot.elf: $(PS5_DIR)/llvm-pie.elf $(NATIVE_TOOL)
 	$(NATIVE_TOOL) link --in $< --out $@ --stub-dir $(PS5_STUBS) \
 		--module-sdk 0x02000009 --companion-sdk 0x08050001 --file-name eboot.elf
 
-$(APP)/eboot.bin: $(PS5_DIR)/eboot.elf $(RUNTIME) title/param.json title/icon0.png wads/DOOM1.WAD
+$(APP)/eboot.bin: $(PS5_DIR)/eboot.elf $(RUNTIME) sce_sys/param.json sce_sys/icon0.png wads/DOOM1.WAD
 	rm -rf $(APP)
 	mkdir -p $(APP)/sce_sys $(APP)/sce_module $(APP)/wads
 	$(NATIVE_TOOL) self --sign --in $< --out $@ --magic 0x1D3D154F
 	cp $(RUNTIME) $(APP)/sce_module/libc.prx
-	cp title/param.json title/icon0.png $(APP)/sce_sys/
+	cp sce_sys/param.json sce_sys/icon0.png $(APP)/sce_sys/
 	cp wads/DOOM1.WAD $(APP)/wads/doom1.wad
 	mkdir -p $(APP)/licenses
 	cp LICENSE $(APP)/licenses/DOOM-GPL-2.0.txt
diff --git a/README.md b/README.md
index dd9f788..5dc32b1 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-<p align="center"><img src="title/icon0.png" width="160" alt="DOOM icon"></p>
+<p align="center"><img src="sce_sys/icon0.png" width="160" alt="DOOM icon"></p>
 
 # DOOM for PS5 (native)
 
diff --git a/THIRD_PARTY_NOTICES.md b/THIRD_PARTY_NOTICES.md
index 4d534dd..c79b201 100644
--- a/THIRD_PARTY_NOTICES.md
+++ b/THIRD_PARTY_NOTICES.md
@@ -8,7 +8,7 @@ release package carries these notices and the license texts in `PPSA99666/licens
 | Component | Used as | License |
 | --- | --- | --- |
 | [DOOM source code](https://github.com/id-Software/DOOM) (`linuxdoom-1.10`), id Software | The game engine in `src/doom/`, with the changes listed in `DEVELOPMENT.md` | GNU GPL v2 (`LICENSE`) |
-| DOOM shareware IWAD v1.9 (`DOOM1.WAD`, episode 1), id Software | Bundled game data, `wads/doom1.wad`, unmodified; fetched by `tools/fetch-shareware.sh`. Its `M_DOOM` logo, scaled up, is the home-screen icon (`title/icon0.png`) | id Software's shareware terms: free to share unmodified and free of charge |
+| DOOM shareware IWAD v1.9 (`DOOM1.WAD`, episode 1), id Software | Bundled game data, `wads/doom1.wad`, unmodified; fetched by `tools/fetch-shareware.sh`. Its `M_DOOM` logo, scaled up, is the home-screen icon (`sce_sys/icon0.png`) | id Software's shareware terms: free to share unmodified and free of charge |
 | [libarchive](https://www.libarchive.org/) 3.8.9 | Reading ZIP, 7Z and RAR archives in the importer (`tools/fetch-archive-libs.sh`, configured by `third_party/`) | BSD 2-Clause, with a few files public domain or CC0 (`licenses/libarchive.txt`) |
 | [xz](https://tukaani.org/xz/) 5.8.4, liblzma | LZMA and LZMA2 decoding for 7Z archives | BSD Zero Clause (`licenses/liblzma.txt`) |
 | [zlib](https://zlib.net/) 1.3.2 | Deflate decoding for ZIP archives | zlib license (`licenses/zlib.txt`) |
diff --git a/title/icon0.png b/sce_sys/icon0.png
similarity index 100%
rename from title/icon0.png
rename to sce_sys/icon0.png
diff --git a/title/param.json b/sce_sys/param.json
similarity index 95%
rename from title/param.json
rename to sce_sys/param.json
index c256888..af78013 100644
--- a/title/param.json
+++ b/sce_sys/param.json
@@ -10,7 +10,7 @@
   "conceptId": "99666",
   "contentBadgeType": 1,
   "contentId": "UP9000-PPSA99666_00-DOOMNATIVEPS5000",
-  "contentVersion": "01.000.000",
+  "contentVersion": "01.000.001",
   "downloadDataSize": 256,
   "gameIntent": {
     "permittedIntents": [