diff --git a/src/_bcrypt/Cargo.lock b/src/_bcrypt/Cargo.lock
index 29e5223cde60d80b90ec0832602c115903d04358_c3JjL19iY3J5cHQvQ2FyZ28ubG9jaw==..b0a09afa0a6b09b9fc4be14a6e95573b9da11d57_c3JjL19iY3J5cHQvQ2FyZ28ubG9jaw== 100644
--- a/src/_bcrypt/Cargo.lock
+++ b/src/_bcrypt/Cargo.lock
@@ -10,5 +10,5 @@
 
 [[package]]
 name = "base64"
-version = "0.13.0"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -14,5 +14,5 @@
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
+checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
 [[package]]
 name = "bcrypt"
diff --git a/src/_bcrypt/Cargo.toml b/src/_bcrypt/Cargo.toml
index 29e5223cde60d80b90ec0832602c115903d04358_c3JjL19iY3J5cHQvQ2FyZ28udG9tbA==..b0a09afa0a6b09b9fc4be14a6e95573b9da11d57_c3JjL19iY3J5cHQvQ2FyZ28udG9tbA== 100644
--- a/src/_bcrypt/Cargo.toml
+++ b/src/_bcrypt/Cargo.toml
@@ -9,7 +9,7 @@
 pyo3 = { version = "0.15.2" }
 bcrypt = "0.13"
 bcrypt-pbkdf = "0.8.1"
-base64 = "0.13.0"
+base64 = "0.13.1"
 
 [features]
 extension-module = ["pyo3/extension-module"]