diff --git a/Cargo.lock b/Cargo.lock
index 4b8b246e..9f76aa5b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -207,9 +207,9 @@ dependencies = [
 
 [[package]]
 name = "b64-ct"
-version = "0.1.1"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac1e8deebfdca687fcef6fe024fc92cf8183f203075ce4fda263ae6ea13a8dc3"
+checksum = "41dd1e07aafe656df62d40e74d4627a0cce26da43b0bec233ac1305207a5a768"
 
 [[package]]
 name = "backoff"
diff --git a/em-app/Cargo.toml b/em-app/Cargo.toml
index f0c9ce9e..0e4252c4 100644
--- a/em-app/Cargo.toml
+++ b/em-app/Cargo.toml
@@ -10,7 +10,7 @@ categories = [ "api-bindings" ]
 keywords = [ "sgx" ]
 
 [dependencies]
-b64-ct = "0.1.0"
+b64-ct = "0.1.3"
 em-client = { version = "4.0.0", default-features = false, features = ["client"] }
 em-node-agent-client = "1.0.0"
 hyper = { version = "0.10", default-features = false }
diff --git a/intel-sgx/pcs/Cargo.toml b/intel-sgx/pcs/Cargo.toml
index a33045e2..b31f1ba8 100644
--- a/intel-sgx/pcs/Cargo.toml
+++ b/intel-sgx/pcs/Cargo.toml
@@ -29,7 +29,7 @@ sgx_pkix = "0.2"
 serde_json = { version = "1.0", features = ["raw_value"] }
 percent-encoding = "2.1.0"
 base16 = "0.2"
-b64-ct = "0.1.0"
+b64-ct = "0.1.3"
 failure = "0.1.1"
 anyhow = { version = "1", optional = true }
 quick-error = "1.2.3"