diff --git a/Cargo.lock b/Cargo.lock
index 0a3fa3bd..097d16c1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -657,9 +657,9 @@ dependencies = [
 
 [[package]]
 name = "conquer-once"
-version = "0.3.2"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7c6d3a9775a69f6d1fe2cc888999b67ed30257d3da4d2af91984e722f2ec918a"
+checksum = "5d008a441c0f269f36ca13712528069a86a3e60dffee1d98b976eb3b0b2160b4"
 dependencies = [
  "conquer-util",
 ]
diff --git a/swap/Cargo.toml b/swap/Cargo.toml
index 283aeb77..f689038e 100644
--- a/swap/Cargo.toml
+++ b/swap/Cargo.toml
@@ -21,7 +21,7 @@ bitcoin = { version = "0.29", features = [ "rand", "serde" ] }
 bmrng = "0.5"
 comfy-table = "6.1"
 config = { version = "0.13", default-features = false, features = [ "toml" ] }
-conquer-once = "0.3"
+conquer-once = "0.4"
 curve25519-dalek = { package = "curve25519-dalek-ng", version = "4" }
 data-encoding = "2.3"
 dialoguer = "0.10"