diff --git a/Makefile b/Makefile
index 825b8ec9..6d5c3911 100644
--- a/Makefile
+++ b/Makefile
@@ -4,7 +4,7 @@ CARGO_HACK_ARGS=--feature-powerset --exclude-features default --group-features b
 
 CARGO_DOC_ARGS?=--open
 
-XDRGEN_VERSION=0a2611a2bc6b6f6bceacb72fe9321b0cb4d8ccd5
+XDRGEN_VERSION=736398401ba08dfa8f5fcb577c1d7ed935cc51de
 # XDRGEN_LOCAL=1
 XDRGEN_TYPES_CUSTOM_STR_IMPL_CURR=PublicKey,AccountId,MuxedAccount,MuxedAccountMed25519,SignerKey,SignerKeyEd25519SignedPayload,NodeId,ScAddress,AssetCode,AssetCode4,AssetCode12
 XDRGEN_TYPES_CUSTOM_STR_IMPL_NEXT=PublicKey,AccountId,MuxedAccount,MuxedAccountMed25519,SignerKey,SignerKeyEd25519SignedPayload,NodeId,ScAddress,AssetCode,AssetCode4,AssetCode12