diff --git a/basicswap/bin/prepare.py b/basicswap/bin/prepare.py
index e746174..c020de3 100755
--- a/basicswap/bin/prepare.py
+++ b/basicswap/bin/prepare.py
@@ -50,7 +50,7 @@ PARTICL_VERSION = os.getenv("PARTICL_VERSION", "23.2.7.0")
 PARTICL_VERSION_TAG = os.getenv("PARTICL_VERSION_TAG", "")
 PARTICL_LINUX_EXTRA = os.getenv("PARTICL_LINUX_EXTRA", "nousb")
 
-LITECOIN_VERSION = os.getenv("LITECOIN_VERSION", "0.21.3")
+LITECOIN_VERSION = os.getenv("LITECOIN_VERSION", "0.21.4")
 LITECOIN_VERSION_TAG = os.getenv("LITECOIN_VERSION_TAG", "")
 
 BITCOIN_VERSION = os.getenv("BITCOIN_VERSION", "26.0")