diff --git a/src/agent/Cargo.lock b/src/agent/Cargo.lock
index bfc92807161..5fe24f17399 100644
--- a/src/agent/Cargo.lock
+++ b/src/agent/Cargo.lock
@@ -126,7 +126,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b8904f5c2ee4f5a172542700a42708706ef8591a16a5c6226bcf6b7f21ead9a6"
 dependencies = [
  "async-trait",
- "base64",
+ "base64 0.13.1",
  "bytes",
  "dyn-clone",
  "futures",
@@ -155,7 +155,7 @@ dependencies = [
  "RustyXML",
  "async-trait",
  "azure_core",
- "base64",
+ "base64 0.13.1",
  "bytes",
  "futures",
  "hmac",
@@ -180,7 +180,7 @@ dependencies = [
  "RustyXML",
  "azure_core",
  "azure_storage",
- "base64",
+ "base64 0.13.1",
  "bytes",
  "futures",
  "log",
@@ -225,9 +225,15 @@ dependencies = [
 
 [[package]]
 name = "base64"
-version = "0.13.0"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
+checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
+
+[[package]]
+name = "base64"
+version = "0.21.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4a4ddaa51a5bc52a6948f74c06d20aaaddb71924eab79b8c97a8c556e942d6a"
 
 [[package]]
 name = "binary-merge"
@@ -1228,7 +1234,7 @@ checksum = "6e9b187a72d63adbfba487f48095306ac823049cb504ee195541e91c7775f5ad"
 dependencies = [
  "anyhow",
  "async-channel",
- "base64",
+ "base64 0.13.1",
  "futures-lite",
  "http",
  "infer",
@@ -1830,7 +1836,7 @@ dependencies = [
  "anyhow",
  "async-trait",
  "backoff",
- "base64",
+ "base64 0.21.0",
  "bytes",
  "clap",
  "cpp_demangle",
@@ -2540,7 +2546,7 @@ version = "0.11.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "87f242f1488a539a79bac6dbe7c8609ae43b7914b7736210f239a37cccb32525"
 dependencies = [
- "base64",
+ "base64 0.13.1",
  "bytes",
  "encoding_rs",
  "futures-core",
@@ -2960,7 +2966,7 @@ dependencies = [
  "anyhow",
  "async-trait",
  "backoff",
- "base64",
+ "base64 0.21.0",
  "bincode",
  "bytes",
  "derivative",
diff --git a/src/agent/onefuzz/Cargo.toml b/src/agent/onefuzz/Cargo.toml
index 4b66f198683..024ed3e5f3b 100644
--- a/src/agent/onefuzz/Cargo.toml
+++ b/src/agent/onefuzz/Cargo.toml
@@ -9,7 +9,7 @@ license = "MIT"
 [dependencies]
 anyhow = "1.0"
 async-trait = "0.1"
-base64 = "0.13"
+base64 = "0.21"
 bytes = "1.2"
 dunce = "1.0"
 dynamic-library = { path = "../dynamic-library" }
diff --git a/src/agent/storage-queue/Cargo.toml b/src/agent/storage-queue/Cargo.toml
index 08dca23c894..019d7ab1081 100644
--- a/src/agent/storage-queue/Cargo.toml
+++ b/src/agent/storage-queue/Cargo.toml
@@ -9,7 +9,7 @@ license = "MIT"
 anyhow = "1.0"
 async-trait = "0.1"
 backoff = { version = "0.4", features = ["tokio"] }
-base64 = "0.13"
+base64 = "0.21"
 bytes = { version = "1.2", features = ["serde"] }
 derivative = "2.2"
 flume = "0.10"