diff --git a/Cargo.lock b/Cargo.lock
index 3ba6033999..3668a25330 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -7814,18 +7814,18 @@ checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
 [[package]]
 name = "serde"
-version = "1.0.188"
+version = "1.0.190"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf9e0fcba69a370eed61bcf2b728575f726b50b55cba78064753d708ddc7549e"
+checksum = "91d3c334ca1ee894a2c6f6ad698fe8c435b76d504b13d436f0685d648d6d96f7"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.188"
+version = "1.0.190"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4eca7ac642d82aa35b60049a6eccb4be6be75e599bd2e9adb5f875a737654af2"
+checksum = "67c5609f394e5c2bd7fc51efda478004ea80ef42fee983d5c67a65e34f32c0e3"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 948d1f4066..b312593b8e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -43,7 +43,7 @@ log = { version = "0.4.20" }
 parity-scale-codec = { version = "3.2.1", default-features = false, features = [
     "derive",
 ] }
-serde = { version = "1.0.163", default-features = false, features = ["derive"] }
+serde = { version = "1.0.190", default-features = false, features = ["derive"] }
 scale-info = { version = "2.10", default-features = false, features = [
     "derive",
 ] }
diff --git a/pallets/offchain-task-scheduler/Cargo.toml b/pallets/offchain-task-scheduler/Cargo.toml
index 51be3f78e1..a6a4c1759f 100644
--- a/pallets/offchain-task-scheduler/Cargo.toml
+++ b/pallets/offchain-task-scheduler/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-serde = { version = "1.0.163", features = ["derive"], default-features = false }
+serde = { version = "1.0.190", features = ["derive"], default-features = false }
 serde_json = { version = "1.0.108", features = [
     "alloc",
 ], default-features = false }