diff --git a/crates/eip191-crypto/Cargo.toml b/crates/eip191-crypto/Cargo.toml
index 7850aac50..c1d51da62 100644
--- a/crates/eip191-crypto/Cargo.toml
+++ b/crates/eip191-crypto/Cargo.toml
@@ -17,4 +17,4 @@ hex = { workspace = true }
 
 [features]
 default = ["std"]
-std = ["primitives-ethereum/std", "sp-io/std", "sp-std/std"]
+std = ["hex/std", "primitives-ethereum/std", "sp-io/std", "sp-std/std"]
diff --git a/crates/eip712-common/Cargo.toml b/crates/eip712-common/Cargo.toml
index 88bb3cd2c..c25cec94a 100644
--- a/crates/eip712-common/Cargo.toml
+++ b/crates/eip712-common/Cargo.toml
@@ -17,4 +17,4 @@ sp-core = { workspace = true }
 
 [features]
 default = ["std"]
-std = ["primitives-ethereum/std", "sp-io/std", "sp-std/std"]
+std = ["primitives-ethereum/std", "sp-core/std", "sp-io/std", "sp-std/std"]
diff --git a/crates/humanode-runtime/Cargo.toml b/crates/humanode-runtime/Cargo.toml
index cbfd48040..0d203ae4e 100644
--- a/crates/humanode-runtime/Cargo.toml
+++ b/crates/humanode-runtime/Cargo.toml
@@ -151,6 +151,8 @@ std = [
   "frame-system-rpc-runtime-api/std",
   "frame-system/std",
   "frame-try-runtime/std",
+  "hex/std",
+  "hex-literal",
   "keystore-bioauth-account-id/std",
   "libsecp256k1/std",
   "pallet-authorship/std",
@@ -194,13 +196,16 @@ std = [
   "primitives-ethereum/std",
   "robonode-crypto/std",
   "scale-info/std",
-  "serde",
+  "serde/std",
+  "serde_json/std",
   "sp-api/std",
   "sp-application-crypto/std",
   "sp-block-builder/std",
   "sp-consensus-babe/std",
   "sp-core/std",
   "sp-inherents/std",
+  "sp-io/std",
+  "sp-keystore/std",
   "sp-offchain/std",
   "sp-runtime/std",
   "sp-session/std",
diff --git a/crates/pallet-bioauth/Cargo.toml b/crates/pallet-bioauth/Cargo.toml
index bdd93d1a1..eb364aa68 100644
--- a/crates/pallet-bioauth/Cargo.toml
+++ b/crates/pallet-bioauth/Cargo.toml
@@ -37,7 +37,7 @@ std = [
   "frame-support/std",
   "frame-system/std",
   "scale-info/std",
-  "serde",
+  "serde/std",
   "sp-api/std",
   "sp-core/std",
   "sp-io/std",
diff --git a/crates/pallet-bootnodes/Cargo.toml b/crates/pallet-bootnodes/Cargo.toml
index c479180b9..9a4574495 100644
--- a/crates/pallet-bootnodes/Cargo.toml
+++ b/crates/pallet-bootnodes/Cargo.toml
@@ -34,7 +34,7 @@ std = [
   "frame-support/std",
   "frame-system/std",
   "scale-info/std",
-  "serde",
+  "serde/std",
   "sp-api/std",
   "sp-core/std",
   "sp-io/std",
diff --git a/crates/pallet-chain-start-moment/Cargo.toml b/crates/pallet-chain-start-moment/Cargo.toml
index e4a32ae45..79fac57aa 100644
--- a/crates/pallet-chain-start-moment/Cargo.toml
+++ b/crates/pallet-chain-start-moment/Cargo.toml
@@ -16,5 +16,5 @@ sp-core = { workspace = true }
 
 [features]
 default = ["std"]
-std = ["codec/std", "scale-info/std", "frame-support/std", "frame-system/std"]
+std = ["codec/std", "frame-system/std", "frame-support/std", "pallet-timestamp/std", "scale-info/std", "sp-core/std"]
 try-runtime = ["frame-support/try-runtime", "frame-system/try-runtime", "pallet-timestamp/try-runtime"]
diff --git a/crates/pallet-evm-accounts-mapping/Cargo.toml b/crates/pallet-evm-accounts-mapping/Cargo.toml
index 506abfd60..1caac83a4 100644
--- a/crates/pallet-evm-accounts-mapping/Cargo.toml
+++ b/crates/pallet-evm-accounts-mapping/Cargo.toml
@@ -34,6 +34,8 @@ std = [
   "frame-system/std",
   "primitives-ethereum/std",
   "scale-info/std",
+  "sp-core/std",
+  "sp-runtime/std",
   "sp-std/std",
 ]
 try-runtime = ["frame-support/try-runtime", "frame-system/try-runtime", "sp-runtime/try-runtime"]
diff --git a/crates/pallet-pot/Cargo.toml b/crates/pallet-pot/Cargo.toml
index e9b084044..5b6fb3fd3 100644
--- a/crates/pallet-pot/Cargo.toml
+++ b/crates/pallet-pot/Cargo.toml
@@ -15,5 +15,13 @@ sp-std = { workspace = true }
 
 [features]
 default = ["std"]
-std = ["codec/std", "frame-support/std", "frame-system/std", "scale-info/std", "serde", "sp-runtime/std", "sp-std/std"]
+std = [
+  "codec/std",
+  "frame-support/std",
+  "frame-system/std",
+  "scale-info/std",
+  "serde/std",
+  "sp-runtime/std",
+  "sp-std/std",
+]
 try-runtime = ["frame-support/try-runtime", "frame-system/try-runtime", "sp-runtime/try-runtime"]
diff --git a/crates/pallet-token-claims/Cargo.toml b/crates/pallet-token-claims/Cargo.toml
index 66dbed1b0..82077c449 100644
--- a/crates/pallet-token-claims/Cargo.toml
+++ b/crates/pallet-token-claims/Cargo.toml
@@ -37,9 +37,13 @@ std = [
   "frame-benchmarking/std",
   "frame-support/std",
   "frame-system/std",
+  "pallet-balances/std",
   "primitives-ethereum/std",
   "scale-info/std",
-  "serde",
+  "serde/std",
+  "serde_json/std",
+  "sp-core/std",
+  "sp-runtime/std",
 ]
 try-runtime = [
   "frame-support/try-runtime",
diff --git a/crates/pallet-vesting/Cargo.toml b/crates/pallet-vesting/Cargo.toml
index d9e5cf9c1..85b403128 100644
--- a/crates/pallet-vesting/Cargo.toml
+++ b/crates/pallet-vesting/Cargo.toml
@@ -32,8 +32,11 @@ std = [
   "frame-benchmarking/std",
   "frame-support/std",
   "frame-system/std",
+  "once_cell/std",
+  "pallet-balances/std",
   "scale-info/std",
-  "serde",
+  "serde/std",
   "sp-api/std",
+  "sp-core/std",
 ]
 try-runtime = ["frame-support/try-runtime", "frame-system/try-runtime", "pallet-balances/try-runtime"]
diff --git a/crates/precompile-bioauth/Cargo.toml b/crates/precompile-bioauth/Cargo.toml
index 0f38c097a..0fb9b1b4e 100644
--- a/crates/precompile-bioauth/Cargo.toml
+++ b/crates/precompile-bioauth/Cargo.toml
@@ -38,7 +38,7 @@ std = [
   "pallet-evm/std",
   "precompile-utils/std",
   "scale-info/std",
-  "serde",
+  "serde/std",
   "sp-core/std",
   "sp-io/std",
   "sp-runtime/std",
diff --git a/crates/primitives-auth-ticket/Cargo.toml b/crates/primitives-auth-ticket/Cargo.toml
index 1e55de56d..3ef6e527b 100644
--- a/crates/primitives-auth-ticket/Cargo.toml
+++ b/crates/primitives-auth-ticket/Cargo.toml
@@ -12,4 +12,4 @@ sp-std = { workspace = true }
 
 [features]
 default = ["std"]
-std = ["serde", "codec/std", "sp-std/std", "scale-info/std"]
+std = ["serde/std", "codec/std", "sp-std/std", "scale-info/std"]
diff --git a/crates/primitives-ethereum/Cargo.toml b/crates/primitives-ethereum/Cargo.toml
index ac680fc42..3e0cb5821 100644
--- a/crates/primitives-ethereum/Cargo.toml
+++ b/crates/primitives-ethereum/Cargo.toml
@@ -17,4 +17,12 @@ serde_json = { workspace = true }
 
 [features]
 default = ["std"]
-std = ["codec/std", "frame-support/std", "frame-system/std", "rustc-hex/std", "scale-info/std", "serde"]
+std = [
+  "codec/std",
+  "frame-support/std",
+  "frame-system/std",
+  "rustc-hex/std",
+  "scale-info/std",
+  "serde/std",
+  "serde_json/std",
+]
diff --git a/crates/robonode-crypto/Cargo.toml b/crates/robonode-crypto/Cargo.toml
index 2866d9883..5265aa24f 100644
--- a/crates/robonode-crypto/Cargo.toml
+++ b/crates/robonode-crypto/Cargo.toml
@@ -13,4 +13,4 @@ rand = { workspace = true }
 
 [features]
 default = ["std"]
-std = ["ed25519-dalek/std"]
+std = ["ed25519-dalek/std", "rand/std"]
diff --git a/crates/vesting-schedule-linear/Cargo.toml b/crates/vesting-schedule-linear/Cargo.toml
index 8d22483b2..008f71266 100644
--- a/crates/vesting-schedule-linear/Cargo.toml
+++ b/crates/vesting-schedule-linear/Cargo.toml
@@ -16,4 +16,4 @@ serde_json = { workspace = true }
 
 [features]
 default = ["std"]
-std = ["codec/std", "num-traits/std", "scale-info/std", "serde"]
+std = ["codec/std", "num/std", "num-traits/std", "scale-info/std", "serde/std", "serde_json/std"]
diff --git a/crates/vesting-scheduling-timestamp/Cargo.toml b/crates/vesting-scheduling-timestamp/Cargo.toml
index df957067e..ff818b589 100644
--- a/crates/vesting-scheduling-timestamp/Cargo.toml
+++ b/crates/vesting-scheduling-timestamp/Cargo.toml
@@ -18,4 +18,11 @@ serde_json = { workspace = true }
 
 [features]
 default = ["std"]
-std = ["frame-support/std", "num-traits/std", "pallet-vesting/std", "serde", "vesting-schedule-linear/std"]
+std = [
+  "frame-support/std",
+  "num-traits/std",
+  "pallet-vesting/std",
+  "serde/std",
+  "serde_json/std",
+  "vesting-schedule-linear/std",
+]