diff --git a/ABI-FFI-README.adoc b/ABI-FFI-README.adoc
index 980688726..6dccc73ee 100644
--- a/ABI-FFI-README.adoc
+++ b/ABI-FFI-README.adoc
@@ -397,7 +397,7 @@ idris2 --cg c-header src/abi/Types.idr -o generated/abi/{{project}}.h
 
 === License
 
-PMPL-1.0-or-later
+MPL-2.0 (code) / CC-BY-SA-4.0 (docs)
 
 === See Also
 
diff --git a/QUICKSTART-MAINTAINER.adoc b/QUICKSTART-MAINTAINER.adoc
index f31c70c40..e3426da1d 100644
--- a/QUICKSTART-MAINTAINER.adoc
+++ b/QUICKSTART-MAINTAINER.adoc
@@ -106,7 +106,7 @@ Or via OPSM: `opsm update {{PACKAGE_NAME}}`
 
 == Security Notes
 
-* License: PMPL-1.0-or-later (Palimpsest License)
+* License: MPL-2.0
 * All dependencies SHA-pinned
 * `panic-attacker` scan results: link:INSTALL-SECURITY-REPORT.adoc[]
 * OpenSSF Scorecard: see badge in README
diff --git a/llm-warmup-dev.adoc b/llm-warmup-dev.adoc
index 95665f9e9..21d51f359 100644
--- a/llm-warmup-dev.adoc
+++ b/llm-warmup-dev.adoc
@@ -14,6 +14,6 @@ See README.adoc for overview.
 
 === Quick Context
 
-* License: PMPL-1.0-or-later
+* License: MPL-2.0
 * Part of hyperpolymath ecosystem
 * See EXPLAINME.adoc for architecture
diff --git a/llm-warmup-user.adoc b/llm-warmup-user.adoc
index f681c9277..1fff8c4b0 100644
--- a/llm-warmup-user.adoc
+++ b/llm-warmup-user.adoc
@@ -14,6 +14,6 @@ See README.adoc for overview.
 
 === Quick Context
 
-* License: PMPL-1.0-or-later
+* License: MPL-2.0
 * Part of hyperpolymath ecosystem
 * See EXPLAINME.adoc for architecture
diff --git a/stapeln.toml b/stapeln.toml
index 2d24e602e..1e0f165ab 100644
--- a/stapeln.toml
+++ b/stapeln.toml
@@ -16,7 +16,7 @@ name = "developer-ecosystem"
 version = "0.5.0"
 description = "Monorepo container builds for the hyperpolymath developer ecosystem"
 author = "Jonathan D.A. Jewell <j.d.a.jewell@open.ac.uk>"
-license = "PMPL-1.0-or-later"
+license = "MPL-2.0"
 registry = "ghcr.io/hyperpolymath"
 
 [build]
diff --git a/www/.well-known/humans.txt b/www/.well-known/humans.txt
index 5423d9e88..a9975822a 100644
--- a/www/.well-known/humans.txt
+++ b/www/.well-known/humans.txt
@@ -9,6 +9,6 @@ From: United Kingdom
 /* SITE */
 Last update: 2026-03-28
 Standards: RSR (Rhodium Standard Repository)
-License: PMPL-1.0-or-later (Palimpsest MPL)
+License: MPL-2.0
 Components: Idris2 ABI, Zig FFI
 Tools: just, Podman, Guix