diff --git a/bip-0379.md b/bip-0379.md
index 02268921..bbddeed3 100644
--- a/bip-0379.md
+++ b/bip-0379.md
@@ -13,6 +13,7 @@
Type: Informational
Created: 2023-10-10
License: CC0-1.0
+ Requires: 380
```
## Abstract
diff --git a/bip-0381.mediawiki b/bip-0381.mediawiki
index 13c9e153..b4619b42 100644
--- a/bip-0381.mediawiki
+++ b/bip-0381.mediawiki
@@ -10,6 +10,7 @@
Type: Informational
Created: 2021-06-27
License: BSD-2-Clause
+ Requires: 380
==Abstract==
diff --git a/bip-0382.mediawiki b/bip-0382.mediawiki
index d85e168a..49edf9b8 100644
--- a/bip-0382.mediawiki
+++ b/bip-0382.mediawiki
@@ -10,6 +10,7 @@
Type: Informational
Created: 2021-06-27
License: BSD-2-Clause
+ Requires: 380
==Abstract==
diff --git a/bip-0383.mediawiki b/bip-0383.mediawiki
index 19b9b8e4..25c09ed7 100644
--- a/bip-0383.mediawiki
+++ b/bip-0383.mediawiki
@@ -10,6 +10,7 @@
Type: Informational
Created: 2021-06-27
License: BSD-2-Clause
+ Requires: 380
==Abstract==
diff --git a/bip-0384.mediawiki b/bip-0384.mediawiki
index 585af5e7..3e1b0a31 100644
--- a/bip-0384.mediawiki
+++ b/bip-0384.mediawiki
@@ -10,6 +10,7 @@
Type: Informational
Created: 2021-06-27
License: BSD-2-Clause
+ Requires: 380
==Abstract==
diff --git a/bip-0385.mediawiki b/bip-0385.mediawiki
index 1686ef7d..6e207ae3 100644
--- a/bip-0385.mediawiki
+++ b/bip-0385.mediawiki
@@ -10,6 +10,7 @@
Type: Informational
Created: 2021-06-27
License: BSD-2-Clause
+ Requires: 380
==Abstract==
diff --git a/bip-0386.mediawiki b/bip-0386.mediawiki
index 600d14ea..92e026d8 100644
--- a/bip-0386.mediawiki
+++ b/bip-0386.mediawiki
@@ -10,6 +10,7 @@
Type: Informational
Created: 2021-06-27
License: BSD-2-Clause
+ Requires: 380
==Abstract==
diff --git a/bip-0387.mediawiki b/bip-0387.mediawiki
index 0f8c88d3..ec75268c 100644
--- a/bip-0387.mediawiki
+++ b/bip-0387.mediawiki
@@ -10,6 +10,7 @@
Type: Informational
Created: 2024-04-17
License: BSD-2-Clause
+ Requires: 380
==Abstract==
diff --git a/bip-0389.mediawiki b/bip-0389.mediawiki
index 6c88a89a..529af7b4 100644
--- a/bip-0389.mediawiki
+++ b/bip-0389.mediawiki
@@ -9,6 +9,7 @@
Type: Informational
Created: 2022-07-26
License: BSD-2-Clause
+ Requires: 380
==Abstract==
diff --git a/bip-0390.mediawiki b/bip-0390.mediawiki
index 18d964c4..3c3e63e8 100644
--- a/bip-0390.mediawiki
+++ b/bip-0390.mediawiki
@@ -9,6 +9,7 @@
Type: Informational
Created: 2024-06-04
License: CC0-1.0
+ Requires: 380, 328
==Abstract==
@@ -29,6 +30,9 @@ in a MuSig2 aggregate key to be expressed in descriptors so that wallets can mor
A new key expression is defined: musig().
+In the following sections, the term KEY refers to key expressions as defined in BIPs 380
+and 389.
+
===musig(KEY, KEY, ..., KEY)===
The musig(KEY, KEY, ..., KEY) expression can only be used inside of a tr()
@@ -48,16 +52,17 @@ backed up, or guess, the correct order of keys..
===musig(KEY, KEY, ..., KEY)/NUM/.../*===
-musig(KEY, KEY, ..., KEY)/NUM/.../* expressions are also allowed, with the same usage
-restrictions as in the previous section. The aggregate public key
-is first computed as described above, with the keys also being sorted after all derivation and prior
-to aggregation. Then further BIP 32 derivation will be performed on the aggregate public key as described in
-[[bip-0328.mediawiki|BIP 328]]. As there is no aggregate private key,
-only unhardened derivation from the aggregate public key is allowed, and thus the derivation steps
-following the musig() expression cannot contain
-/NUMh or /NUM' derivation steps nor /*h, or /*' child derivation.
-For these musig() expressions, the KEY expressions contained within must be xpubs or derived from
-xpubs, and cannot contain child derivation as specified by a /*, /*', /*h, or multipath as specified with /.
+musig(KEY, KEY, ..., KEY)/NUM/.../* expressions are also allowed if no KEY expression
+contains child derivation as specified by /* or multipath as specified with
+/, in addition to the same usage restrictions as in the previous section. The KEY expressions
+additionally must be xpubs or derived from xpubs. The aggregate public key is first computed as
+described above, with the keys also being sorted after all derivation and prior to aggregation.
+Then further BIP 32 derivation will be performed on the aggregate public key as described in
+[[bip-0328.mediawiki|BIP 328]]. The /NUM/.../* following the musig() specifies
+the derivation path to be used when deriving from the aggregate public key. /* is also
+optional. As there is no aggregate private key, only unhardened derivation from the aggregate public
+key is allowed. Thus these derivation steps cannot contain /NUMh or /NUM'
+nor can child derivation be specified as /*h, or /*'.
==Test Vectors==
@@ -98,6 +103,7 @@ Invalid descriptors
* Cannot have multipath participants if musig() is also multipath: tr(musig(xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL/<0;1>,xpub68NZiKmJWnxxS6aaHmn81bvJeTESw724CRDs6HbuccFQN9Ku14VQrADWgqbhhTHBaohPX4CjNLf9fq9MYo6oDaPPLPxSb7gwQN3ih19Zm4Y)/<2;3>)
* musig() cannot have hardened derivation steps: tr(musig(xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL,xpub68NZiKmJWnxxS6aaHmn81bvJeTESw724CRDs6HbuccFQN9Ku14VQrADWgqbhhTHBaohPX4CjNLf9fq9MYo6oDaPPLPxSb7gwQN3ih19Zm4Y)/0h/*)
* musig() cannot have hardened child derivation: tr(musig(xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL,xpub68NZiKmJWnxxS6aaHmn81bvJeTESw724CRDs6HbuccFQN9Ku14VQrADWgqbhhTHBaohPX4CjNLf9fq9MYo6oDaPPLPxSb7gwQN3ih19Zm4Y)/0/*h)
+* musig() cannot have participants with child derivation when musig() has derivation steps: tr(musig(xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL/*,xpub68NZiKmJWnxxS6aaHmn81bvJeTESw724CRDs6HbuccFQN9Ku14VQrADWgqbhhTHBaohPX4CjNLf9fq9MYo6oDaPPLPxSb7gwQN3ih19Zm4Y/*)/1/2
==Backwards Compatibility==