diff --git a/Cargo.lock b/Cargo.lock
index 6e3d89b2..61bb644b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -345,9 +345,9 @@ checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
 
 [[package]]
 name = "bcrypt"
-version = "0.10.1"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f691e63585950d8c1c43644d11bab9073e40f5060dd2822734ae7c3dc69a3a80"
+checksum = "c8d70a6d9cd7179c1020c7f48512203ffe48cd1a442359e5f81881bf2cc165ac"
 dependencies = [
  "base64 0.13.0",
  "blowfish",
@@ -395,13 +395,12 @@ dependencies = [
 
 [[package]]
 name = "blowfish"
-version = "0.8.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fe3ff3fc1de48c1ac2e3341c4df38b0d1bfb8fdf04632a187c8b75aaa319a7ab"
+checksum = "e412e2cd0f2b2d93e02543ceae7917b3c70331573df19ee046bcbc35e45e87d7"
 dependencies = [
  "byteorder",
- "cipher 0.3.0",
- "opaque-debug",
+ "cipher 0.4.3",
 ]
 
 [[package]]
@@ -522,11 +521,12 @@ dependencies = [
 
 [[package]]
 name = "cipher"
-version = "0.3.0"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ee52072ec15386f770805afd189a01c8841be8696bed250fa2f13c4c0d6dfb7"
+checksum = "d1873270f8f7942c191139cb8a40fd228da6c3fd2fc376d7e92d47aa14aeb59e"
 dependencies = [
- "generic-array",
+ "crypto-common",
+ "inout",
 ]
 
 [[package]]
@@ -849,6 +849,16 @@ version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a81dae078cea95a014a339291cec439d2f232ebe854a9d672b796c6afafa9b7"
 
+[[package]]
+name = "crypto-common"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "57952ca27b5e3606ff4dd79b0020231aaf9d6aa76dc05fd30137538c50bd3ce8"
+dependencies = [
+ "generic-array",
+ "typenum",
+]
+
 [[package]]
 name = "crypto-mac"
 version = "0.10.1"
@@ -1967,6 +1977,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "inout"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9e1f03d4ab4d5dc9ec2d219f86c15d2a15fc08239d1cd3b2d6a19717c0a2f443"
+dependencies = [
+ "generic-array",
+]
+
 [[package]]
 name = "instant"
 version = "0.1.12"
diff --git a/plume-models/Cargo.toml b/plume-models/Cargo.toml
index 834a0cba..63796aa2 100644
--- a/plume-models/Cargo.toml
+++ b/plume-models/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2018"
 [dependencies]
 activitypub = "0.1.1"
 ammonia = "3.1.4"
-bcrypt = "0.10.1"
+bcrypt = "0.11.0"
 guid-create = "0.2"
 itertools = "0.10.3"
 lazy_static = "1.0"