diff --git a/package.json b/package.json
index 1d06d57..a8e1f34 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
   },
   "dependencies": {
     "@types/bn.js": "^4.11.6",
-    "bcrypto": "5.0.3",
+    "bcrypto": "5.1.0",
     "bn.js": "^5.0.0",
     "buffer": "^5.4.3",
     "debug": "^4.1.1",
diff --git a/yarn.lock b/yarn.lock
index 70a9223..ea8033e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1585,14 +1585,13 @@ base@^0.11.1:
     mixin-deep "^1.2.0"
     pascalcase "^0.1.1"
 
-bcrypto@5.0.3:
-  version "5.0.3"
-  resolved "https://registry.yarnpkg.com/bcrypto/-/bcrypto-5.0.3.tgz#086b62d660e545c34ddf980fd4a5fc0001d4708b"
-  integrity sha512-wqATA9cenjBLDjih4Pey6H47G4RIpDzX4V3gvPTxsQkvVovYoERKyHR/BuUuxYllw5Xpi7novrogb/F/wN7xjA==
+bcrypto@5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/bcrypto/-/bcrypto-5.1.0.tgz#1ca3d0b1bd1ffe6bb18cfcf2a7d7fc19423b68e6"
+  integrity sha512-WEs5g7WHdEdLLcsvhE7Z1AXv0G+hb+bJhSUYM7samFNrH051XhcFVWxAbAZDmIU1HWjpjhmQ+HqBar7UC/qrzQ==
   dependencies:
     bufio "~1.0.6"
     loady "~0.0.1"
-    nan "^2.14.0"
 
 better-assert@~1.0.0:
   version "1.0.2"