diff --git a/22.md b/22.md
index 60ec4be..34924f6 100644
--- a/22.md
+++ b/22.md
@@ -2,7 +2,7 @@
 
 `optional`
 
-`depends on: NUT-21`
+`depends on: NUT-21, NUT-12`
 
 ---
 
@@ -183,8 +183,16 @@ and make the request as we usually would.
 
 `AuthProofs` are single-use. The wallet MUST delete the `AuthProof` after a successful request, and SHOULD delete it even if request results in an error. If the wallet runs out of `AuthProofs`, it can [mint new ones](#minting-blind-authentication-tokens) using its clear authentication token (CAT).
 
+### DLEQs
+
+To prevent a mint pinning blind authentication token wallets SHOULD check that the returned `AuthProofs` contain a valid DLEQ as defined in [NUT-12](./12.md).
+
 ## Mint
 
+### DLEQs
+
+The mint MUST return a DLEQ proof with all signatures it returns as defined in [NUT-12](./12.md)
+
 ### Signaling protected endpoints and settings
 
 The mint lists each protected endpoint that requires a blind authentication token (BAT) in the `MintBlindAuthSetting` in its [NUT-06][06] info response: