diff --git a/Cargo.lock b/Cargo.lock
index 7ba579c..2ca9645 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -335,9 +335,9 @@ dependencies = [
 
 [[package]]
 name = "curve25519-dalek"
-version = "5.0.0-rc.0"
+version = "5.0.0-rc.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4f359e08ca85e7bd759e1fd933ff2bccd81864c60a8fba0e259c7f822b0924bf"
+checksum = "c906a87e53a36ff795d72e06e8162a83c5436e3ea89e942a9cb9fc083f0a384f"
 dependencies = [
  "cfg-if",
  "cpufeatures",
@@ -1807,9 +1807,9 @@ dependencies = [
 
 [[package]]
 name = "x25519-dalek"
-version = "3.0.0-rc.0"
+version = "3.0.0-rc.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f17b575e04fcdb37e5509a85a14ff08116678a1c9724befb8b571db742dbdbb0"
+checksum = "eee64e8620caa64914d669b1f68f858aaff54e2d0f9ad3b30a613b58a1baa83e"
 dependencies = [
  "curve25519-dalek",
  "rand_core",