diff --git a/Cargo.lock b/Cargo.lock
index f6c51b1..b5ff04a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -34,6 +34,12 @@ version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
+[[package]]
+name = "base64"
+version = "0.21.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
+
 [[package]]
 name = "bitflags"
 version = "1.3.2"
@@ -120,7 +126,7 @@ checksum = "56254986775e3233ffa9c4d7d3faaf6d36a2c09d30b20687e9f88bc8bafc16c8"
 name = "dns"
 version = "0.2.0-pre"
 dependencies = [
- "base64",
+ "base64 0.21.7",
  "byteorder",
  "log",
  "mutagen",
@@ -535,7 +541,7 @@ version = "0.19.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "35edb675feee39aec9c99fa5ff985081995a06d594114ae14cbe797ad7b7a6d7"
 dependencies = [
- "base64",
+ "base64 0.13.1",
  "log",
  "ring 0.16.20",
  "sct",
diff --git a/dns/Cargo.toml b/dns/Cargo.toml
index 0dc7ba5..c4242b7 100644
--- a/dns/Cargo.toml
+++ b/dns/Cargo.toml
@@ -17,7 +17,7 @@ log = "0.4"
 byteorder = "1.3"
 
 # printing of certain packets
-base64 = "0.13"
+base64 = "0.21"
 
 # idna encoding
 unic-idna = { version = "0.9.0", optional = true }