diff --git a/Cargo.toml b/Cargo.toml
index eb8d74d..b146873 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -23,6 +23,22 @@ members = [
     "tools/concurrency-audit",
     "tools/performance",
 ]
+default-members = [
+    "crates/libremetaverse-types",
+    "crates/libremetaverse-structured-data",
+    "crates/libremetaverse-imaging",
+    "crates/libremetaverse-imaging-skia",
+    "crates/libremetaverse-prim-mesher",
+    "crates/libremetaverse",
+    "crates/libremetaverse-rendering-simple",
+    "crates/libremetaverse-rendering-mesh-foundry",
+    "crates/libremetaverse-lsl-tools",
+    "crates/libremetaverse-rlv",
+    "crates/libremetaverse-utilities",
+    "crates/libremetaverse-voice-vivox",
+    "crates/libremetaverse-opus",
+    "crates/libremetaverse-voice-webrtc",
+]
 
 [workspace.package]
 version = "0.0.1"
diff --git a/docs/imaging-meshing.md b/docs/imaging-meshing.md
index 6d993b0..d1b75ef 100644
--- a/docs/imaging-meshing.md
+++ b/docs/imaging-meshing.md
@@ -20,13 +20,12 @@ and [`MeshFoundry` guide](../crates/libremetaverse-rendering-mesh-foundry/README
 | BMP/GIF/ICO/JPEG/PNG/WBMP/WebP | disabled | `libremetaverse-imaging-skia/skia` | Skia |
 | Prim and sculpt meshing, OBJ ingestion | enabled | n/a | none |
 
-OpenJPEG is excluded from the default workspace and is reachable only through
-the optional dependency. Skia is an optional, target-specific dependency;
-Linux and Windows use the Vulkan-capable binary configuration while macOS uses
-the corresponding non-Vulkan binary configuration. Dedicated workflows build
-both optional features on Linux, macOS, and Windows. The default
-`imaging-meshing` workflow proves that no native codec is needed for the owned
-Rust and translated compatibility tests.
+OpenJPEG is a non-default workspace member so release tooling can package the
+adapter explicitly, and imaging reaches it only through the optional
+dependency. Skia is likewise an optional, target-specific dependency. The
+dedicated Gitea workflows exercise both optional features on `ubuntu-latest`;
+the default `imaging-meshing` workflow proves that no native codec is needed
+for the owned Rust and translated compatibility tests.
 
 ## Bounds and rendering contract
 
diff --git a/release/DISTRIBUTION-MANIFEST.json b/release/DISTRIBUTION-MANIFEST.json
index a500160..0c5a8fe 100644
--- a/release/DISTRIBUTION-MANIFEST.json
+++ b/release/DISTRIBUTION-MANIFEST.json
@@ -102,8 +102,8 @@
     },
     {
       "path": "Cargo.toml",
-      "bytes": 1766,
-      "sha256": "b1f014e37d153c46b56f971e99963a8a9a51cd9e30816331068f9d08bce02449"
+      "bytes": 2343,
+      "sha256": "10ed9e5e0eabc6ea30a2901c6977b38e603254bf70dbd2cb5f74627f0757e46f"
     },
     {
       "path": "LICENSE.md",
@@ -1627,8 +1627,8 @@
     },
     {
       "path": "docs/imaging-meshing.md",
-      "bytes": 3475,
-      "sha256": "1454507d37016db644b3a7871178372a0531ae406cc316c2ca76872d882938e8"
+      "bytes": 3413,
+      "sha256": "46559b199f5ef7de10a3280724cd1b06b733be7a078f85efefc569a001370ca5"
     },
     {
       "path": "docs/inventory.md",
@@ -2452,8 +2452,8 @@
     },
     {
       "path": "tools/check_milestone_06.py",
-      "bytes": 5336,
-      "sha256": "d6826c8f43c7a41d5e3c12e28cc4c8a955f149776458a907cfe3d25088f61441"
+      "bytes": 5531,
+      "sha256": "a5cc71300f5b28695830eb8e88bbe3da0facad76a11120d0445bbe3a771a6d2c"
     },
     {
       "path": "tools/check_milestone_08.py",
diff --git a/tools/check_milestone_06.py b/tools/check_milestone_06.py
index 9c8d603..ee289de 100644
--- a/tools/check_milestone_06.py
+++ b/tools/check_milestone_06.py
@@ -62,8 +62,11 @@ def check_features() -> None:
     ):
         raise SystemExit("every platform-specific Skia dependency must stay optional")
 
-    workspace = load_toml(ROOT / "Cargo.toml")
-    if "crates/libremetaverse-openjpeg" not in workspace["workspace"].get("exclude", []):
+    workspace = load_toml(ROOT / "Cargo.toml")["workspace"]
+    adapter = "crates/libremetaverse-openjpeg"
+    if adapter not in workspace.get("members", []):
+        raise SystemExit("the native OpenJPEG adapter must remain explicitly packageable")
+    if adapter in workspace.get("default-members", workspace.get("members", [])):
         raise SystemExit("the native OpenJPEG adapter must stay outside default workspace builds")