diff --git a/Cargo.lock b/Cargo.lock
index cb39413eb5a..334a28e170e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1747,9 +1747,9 @@ checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
 [[package]]
 name = "serde"
-version = "1.0.116"
+version = "1.0.117"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96fe57af81d28386a513cbc6858332abc6117cfdb5999647c6444b8f43a370a5"
+checksum = "b88fa983de7720629c9387e9f517353ed404164b1e482c970a90c1a4aaf7dc1a"
 dependencies = [
  "serde_derive",
 ]
@@ -1775,9 +1775,9 @@ dependencies = [
 
 [[package]]
 name = "serde_derive"
-version = "1.0.116"
+version = "1.0.117"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f630a6370fd8e457873b4bd2ffdae75408bc291ba72be773772a4c2a065d9ae8"
+checksum = "cbd1ae72adb44aab48f325a02444a5fc079349a8d804c1fc922aed3f7454c74e"
 dependencies = [
  "proc-macro2 1.0.20",
  "quote 1.0.7",
diff --git a/client/Cargo.toml b/client/Cargo.toml
index 0337f5e7bb6..7259f8162c8 100644
--- a/client/Cargo.toml
+++ b/client/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 
 [dependencies]
 oasis-core-runtime = { path = "../runtime" }
-serde = { version = "1.0.116", features = ["derive"] }
+serde = { version = "1.0.117", features = ["derive"] }
 serde_bytes = "0.11.5"
 serde_cbor = "0.11.1"
 anyhow = "1.0"
diff --git a/keymanager-api-common/Cargo.toml b/keymanager-api-common/Cargo.toml
index e28c7e27f43..c57cd556aea 100644
--- a/keymanager-api-common/Cargo.toml
+++ b/keymanager-api-common/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 oasis-core-runtime = { path = "../runtime" }
 
 base64 = "0.13.0"
-serde = { version = "1.0.116", features = ["derive"] }
+serde = { version = "1.0.117", features = ["derive"] }
 serde_bytes = "0.11.5"
 rustc-hex = "2.0.1"
 anyhow = "1.0"
diff --git a/runtime/Cargo.toml b/runtime/Cargo.toml
index d74ae90a990..af155482026 100644
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -10,7 +10,7 @@ slog = "2.4.1"
 slog-json = "2.3.0"
 slog-scope = "4.1.1"
 slog-stdlog = "4.0.0"
-serde = { version = "1.0.116", features = ["derive"] }
+serde = { version = "1.0.117", features = ["derive"] }
 serde_cbor = "0.11.1"
 serde_json = "1.0.59"
 serde_bytes = "0.11.5"
diff --git a/tools/Cargo.toml b/tools/Cargo.toml
index 19eac0f43e4..4f38025413a 100644
--- a/tools/Cargo.toml
+++ b/tools/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2018"
 [dependencies]
 anyhow = "1.0"
 thiserror = "1.0"
-serde = { version = "1.0.116", features = ["derive"] }
+serde = { version = "1.0.117", features = ["derive"] }
 toml = "0.5.7"
 clap = "2.29.1"
 ansi_term = "0.12.1"