diff --git a/Cargo.lock b/Cargo.lock
index c1f28262e598..2539757ac28f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -8032,7 +8032,6 @@ dependencies = [
  "serde",
  "serde_json",
  "test-fuzz",
- "thiserror-no-std",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index c0d952fbb4ca..ced891d76db1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -340,7 +340,7 @@ reth-payload-builder = { path = "crates/payload/builder" }
 reth-payload-primitives = { path = "crates/payload/primitives" }
 reth-payload-validator = { path = "crates/payload/validator" }
 reth-primitives = { path = "crates/primitives" }
-reth-primitives-traits = { path = "crates/primitives-traits" }
+reth-primitives-traits = { path = "crates/primitives-traits", default-features = false }
 reth-provider = { path = "crates/storage/provider" }
 reth-prune = { path = "crates/prune/prune" }
 reth-prune-types = { path = "crates/prune/types" }
diff --git a/crates/optimism/cli/Cargo.toml b/crates/optimism/cli/Cargo.toml
index fc097ea3a7a8..3ca591480ebc 100644
--- a/crates/optimism/cli/Cargo.toml
+++ b/crates/optimism/cli/Cargo.toml
@@ -17,7 +17,6 @@ reth-consensus.workspace = true
 reth-db = { workspace = true, features = ["mdbx"] }
 reth-db-api.workspace = true
 reth-downloaders.workspace = true
-reth-optimism-primitives.workspace = true
 reth-provider.workspace = true
 reth-prune.workspace = true
 reth-stages.workspace = true
@@ -26,6 +25,9 @@ reth-execution-types.workspace = true
 reth-node-core.workspace = true
 reth-primitives.workspace = true
 
+## optimisim
+reth-optimism-primitives.workspace = true
+
 reth-chainspec.workspace = true
 reth-stages-types.workspace = true
 reth-node-events.workspace = true
diff --git a/crates/primitives-traits/Cargo.toml b/crates/primitives-traits/Cargo.toml
index 638cdccc6134..b7eb8515f26b 100644
--- a/crates/primitives-traits/Cargo.toml
+++ b/crates/primitives-traits/Cargo.toml
@@ -25,7 +25,6 @@ derive_more.workspace = true
 revm-primitives = { workspace = true, features = ["serde"] }
 
 # misc
-thiserror-no-std = { workspace = true, default-features = false }
 roaring = "0.10.2"
 byteorder = "1"
 
@@ -40,6 +39,8 @@ proptest = { workspace = true, optional = true }
 proptest-arbitrary-interop = { workspace = true, optional = true }
 
 [dev-dependencies]
+alloy-primitives = { workspace = true, features = ["arbitrary"] }
+alloy-consensus = { workspace = true, features = ["arbitrary"] }
 arbitrary = { workspace = true, features = ["derive"] }
 proptest.workspace = true
 proptest-arbitrary-interop.workspace = true
@@ -50,10 +51,12 @@ serde_json.workspace = true
 
 [features]
 default = ["std"]
-std = ["thiserror-no-std/std"]
+std = []
 test-utils = ["arbitrary"]
 arbitrary = [
+    "std",
     "alloy-consensus/arbitrary",
+    "alloy-primitives/arbitrary",
     "dep:arbitrary",
     "dep:proptest",
     "dep:proptest-arbitrary-interop",
diff --git a/crates/primitives-traits/src/constants/gas_units.rs b/crates/primitives-traits/src/constants/gas_units.rs
index 0af0d2c24ce1..ed287e6d299b 100644
--- a/crates/primitives-traits/src/constants/gas_units.rs
+++ b/crates/primitives-traits/src/constants/gas_units.rs
@@ -1,4 +1,7 @@
-use std::time::Duration;
+use core::time::Duration;
+
+#[cfg(not(feature = "std"))]
+use alloc::string::String;
 
 /// Represents one Kilogas, or `1_000` gas.
 pub const KILOGAS: u64 = 1_000;
diff --git a/crates/primitives-traits/src/error.rs b/crates/primitives-traits/src/error.rs
index 8ae946c24208..144c210ba9e5 100644
--- a/crates/primitives-traits/src/error.rs
+++ b/crates/primitives-traits/src/error.rs
@@ -5,6 +5,8 @@ use core::{
 
 #[cfg(not(feature = "std"))]
 use alloc::boxed::Box;
+#[cfg(not(feature = "std"))]
+extern crate alloc;
 
 /// A pair of values, one of which is expected and one of which is actual.
 #[derive(Clone, Debug, Default, PartialEq, Eq, PartialOrd, Ord, Hash)]
diff --git a/crates/primitives-traits/src/integer_list.rs b/crates/primitives-traits/src/integer_list.rs
index 8e258fd8b060..173b054d8e5c 100644
--- a/crates/primitives-traits/src/integer_list.rs
+++ b/crates/primitives-traits/src/integer_list.rs
@@ -140,16 +140,26 @@ impl<'a> Arbitrary<'a> for IntegerList {
 }
 
 /// Primitives error type.
-#[derive(Debug, thiserror_no_std::Error)]
+#[derive(Debug)]
 pub enum RoaringBitmapError {
     /// The provided input is invalid.
-    #[error("the provided input is invalid")]
     InvalidInput,
     /// Failed to deserialize data into type.
-    #[error("failed to deserialize data into type")]
     FailedToDeserialize,
 }
 
+#[cfg(feature = "std")]
+impl std::error::Error for RoaringBitmapError {}
+
+impl fmt::Display for RoaringBitmapError {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            Self::InvalidInput => f.write_str("the provided input is invalid"),
+            Self::FailedToDeserialize {} => f.write_str("failed to deserialize data into type"),
+        }
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;
diff --git a/crates/primitives-traits/src/lib.rs b/crates/primitives-traits/src/lib.rs
index b7a42d9c7b5c..6421e99b0d3c 100644
--- a/crates/primitives-traits/src/lib.rs
+++ b/crates/primitives-traits/src/lib.rs
@@ -9,6 +9,10 @@
 #![cfg_attr(docsrs, feature(doc_cfg, doc_auto_cfg))]
 #![cfg_attr(not(feature = "std"), no_std)]
 
+#[cfg(not(feature = "std"))]
+#[macro_use]
+extern crate alloc;
+
 #[cfg(feature = "alloy-compat")]
 mod alloy_compat;
 
diff --git a/crates/primitives/Cargo.toml b/crates/primitives/Cargo.toml
index 696708a7703c..3f44fc62c0c8 100644
--- a/crates/primitives/Cargo.toml
+++ b/crates/primitives/Cargo.toml
@@ -87,7 +87,7 @@ secp256k1.workspace = true
 
 [features]
 default = ["c-kzg", "alloy-compat", "std", "reth-codec"]
-std = ["thiserror-no-std/std"]
+std = ["thiserror-no-std/std", "reth-primitives-traits/std"]
 reth-codec = ["dep:reth-codecs", "dep:zstd", "dep:modular-bitfield"]
 asm-keccak = ["alloy-primitives/asm-keccak"]
 arbitrary = [