diff --git a/src/_bcrypt/Cargo.lock b/src/_bcrypt/Cargo.lock
index 2a374b37..358b5d7b 100644
--- a/src/_bcrypt/Cargo.lock
+++ b/src/_bcrypt/Cargo.lock
@@ -2,12 +2,6 @@
 # It is not intended for manual editing.
 version = 4
 
-[[package]]
-name = "base64"
-version = "0.22.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
-
 [[package]]
 name = "base64"
 version = "0.23.0"
@@ -16,11 +10,11 @@ checksum = "b25655df2c3cdd83c5e5b293b88acd880332b2ddadd7c30ac43144fdc0033da9"
 
 [[package]]
 name = "bcrypt"
-version = "0.19.2"
+version = "0.19.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f3c067aa24dd4ed5c79cf222a38f260c8f23d3b82a062fba3f28c6fe563b753"
+checksum = "a0cd0bd35a28836d528d2b58ad499bc3c5641d59379421b1be9eeb0c2f2b912a"
 dependencies = [
- "base64 0.22.1",
+ "base64",
  "blowfish",
  "getrandom",
  "subtle",
@@ -42,7 +36,7 @@ dependencies = [
 name = "bcrypt-rust"
 version = "0.1.0"
 dependencies = [
- "base64 0.23.0",
+ "base64",
  "bcrypt",
  "bcrypt-pbkdf",
  "getrandom",