diff --git a/docs/devs/i2pd-specifics.md b/docs/devs/i2pd-specifics.md
index e4791ac..5cde77b 100644
--- a/docs/devs/i2pd-specifics.md
+++ b/docs/devs/i2pd-specifics.md
@@ -2,6 +2,8 @@ i2pd-specific changes to I2P protocols
 ======================================
 
 # SAM
+SESSION CREATE and DEST GENERATE support additional parameter CRYPTO_TYPE specifing crypto type for new local destination  
+
 
 # I2PControl