diff --git a/Cargo.lock b/Cargo.lock
index e9798d4c42054..ff8f29399c0aa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2877,9 +2877,9 @@ dependencies = [
 
 [[package]]
 name = "impl-serde"
-version = "0.3.1"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b47ca4d2b6931707a55fce5cf66aff80e2178c8b63bbb4ecb5695cbc870ddf6f"
+checksum = "4551f042f3438e64dbd6226b20527fc84a6e1fe65688b58746a2f53623f25f5c"
 dependencies = [
  "serde",
 ]
diff --git a/primitives/core/Cargo.toml b/primitives/core/Cargo.toml
index 61451e10ecf2f..7a0d4247cd2d9 100644
--- a/primitives/core/Cargo.toml
+++ b/primitives/core/Cargo.toml
@@ -26,7 +26,7 @@ primitive-types = { version = "0.10.1", default-features = false, features = [
 	"codec",
 	"scale-info"
 ] }
-impl-serde = { version = "0.3.0", optional = true }
+impl-serde = { version = "0.3.2", optional = true }
 wasmi = { version = "0.9.1", optional = true }
 hash-db = { version = "0.15.2", default-features = false }
 hash256-std-hasher = { version = "0.15.2", default-features = false }
diff --git a/primitives/storage/Cargo.toml b/primitives/storage/Cargo.toml
index c9166a5bbba07..49000666905fd 100644
--- a/primitives/storage/Cargo.toml
+++ b/primitives/storage/Cargo.toml
@@ -16,7 +16,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 [dependencies]
 sp-std = { version = "4.0.0-dev", default-features = false, path = "../std" }
 serde = { version = "1.0.126", optional = true, features = ["derive"] }
-impl-serde = { version = "0.3.1", optional = true }
+impl-serde = { version = "0.3.2", optional = true }
 ref-cast = "1.0.0"
 sp-debug-derive = { version = "4.0.0-dev", default-features = false, path = "../debug-derive" }
 codec = { package = "parity-scale-codec", version = "2.0.0", default-features = false, features = ["derive"] }
diff --git a/primitives/version/Cargo.toml b/primitives/version/Cargo.toml
index bbdaf9c1cab1b..2902ffb77c447 100644
--- a/primitives/version/Cargo.toml
+++ b/primitives/version/Cargo.toml
@@ -15,7 +15,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 
 
 [dependencies]
-impl-serde = { version = "0.3.1", optional = true }
+impl-serde = { version = "0.3.2", optional = true }
 serde = { version = "1.0.126", optional = true, features = ["derive"] }
 codec = { package = "parity-scale-codec", version = "2.0.0", default-features = false, features = ["derive"] }
 scale-info = { version = "1.0", default-features = false, features = ["derive"] }