diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 35031c80..77912e1a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,11 +20,11 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        rust: ["stable", "nightly", "1.86"] # MSRV
+        rust: ["stable", "nightly", "1.88"] # MSRV
         flags: ["--no-default-features", "", "--all-features"]
         exclude:
           # Some features have higher MSRV.
-          - rust: "1.86" # MSRV
+          - rust: "1.88" # MSRV
             flags: "--all-features"
     steps:
       - uses: actions/checkout@v5
@@ -45,13 +45,13 @@ jobs:
           cache-on-failure: true
       # Only run tests on latest stable and above
       - name: Install cargo-nextest
-        if: ${{ matrix.rust != '1.86' }} # MSRV
+        if: ${{ matrix.rust != '1.88' }} # MSRV
         uses: taiki-e/install-action@nextest
       - name: build
-        if: ${{ matrix.rust == '1.86' }} # MSRV
+        if: ${{ matrix.rust == '1.88' }} # MSRV
         run: cargo build --workspace ${{ matrix.flags }}
       - name: test
-        if: ${{ matrix.rust != '1.86' }} # MSRV
+        if: ${{ matrix.rust != '1.88' }} # MSRV
         run: cargo nextest run --workspace ${{ matrix.flags }}
 
   doctest:
diff --git a/Cargo.toml b/Cargo.toml
index 538e366a..cfa8cb2e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,7 +5,7 @@ resolver = "2"
 [workspace.package]
 version = "0.22.0"
 edition = "2024"
-rust-version = "1.86"
+rust-version = "1.88"
 authors = ["Alloy Contributors"]
 license = "MIT OR Apache-2.0"
 homepage = "https://github.com/alloy-rs/op-alloy"
diff --git a/clippy.toml b/clippy.toml
deleted file mode 100644
index 80fcb9d2..00000000
--- a/clippy.toml
+++ /dev/null
@@ -1 +0,0 @@
-msrv = "1.86"
diff --git a/crates/consensus/src/transaction/tx_type.rs b/crates/consensus/src/transaction/tx_type.rs
index c29a05db..fb6d864b 100644
--- a/crates/consensus/src/transaction/tx_type.rs
+++ b/crates/consensus/src/transaction/tx_type.rs
@@ -6,6 +6,7 @@ use core::fmt::Display;
 /// Identifier for an Optimism deposit transaction
 pub const DEPOSIT_TX_TYPE_ID: u8 = 126; // 0x7E
 
+#[allow(clippy::derivable_impls)]
 impl Default for OpTxType {
     fn default() -> Self {
         Self::Legacy
diff --git a/crates/rpc-types-engine/src/payload/mod.rs b/crates/rpc-types-engine/src/payload/mod.rs
index deccd8ac..4367784f 100644
--- a/crates/rpc-types-engine/src/payload/mod.rs
+++ b/crates/rpc-types-engine/src/payload/mod.rs
@@ -543,18 +543,18 @@ impl OpExecutionPayload {
         self,
         sidecar: &OpExecutionPayloadSidecar,
     ) -> Result<Block<alloy_primitives::Bytes>, OpPayloadError> {
-        if let Some(payload) = self.as_v2() {
-            if !payload.withdrawals.is_empty() {
-                return Err(OpPayloadError::NonEmptyL1Withdrawals);
-            }
+        if let Some(payload) = self.as_v2()
+            && !payload.withdrawals.is_empty()
+        {
+            return Err(OpPayloadError::NonEmptyL1Withdrawals);
         }
 
         let mut block = self.into_block_raw()?;
 
-        if let Some(blobs_hashes) = sidecar.versioned_hashes() {
-            if !blobs_hashes.is_empty() {
-                return Err(OpPayloadError::NonEmptyBlobVersionedHashes);
-            }
+        if let Some(blobs_hashes) = sidecar.versioned_hashes()
+            && !blobs_hashes.is_empty()
+        {
+            return Err(OpPayloadError::NonEmptyBlobVersionedHashes);
         }
         if let Some(reqs_hash) = sidecar.requests_hash() {
             if reqs_hash != EMPTY_REQUESTS_HASH {
@@ -605,10 +605,10 @@ impl OpExecutionPayload {
         F: FnMut(alloy_primitives::Bytes) -> Result<T, E>,
         E: Into<PayloadError>,
     {
-        if let Some(payload) = self.as_v2() {
-            if !payload.withdrawals.is_empty() {
-                return Err(OpPayloadError::NonEmptyL1Withdrawals);
-            }
+        if let Some(payload) = self.as_v2()
+            && !payload.withdrawals.is_empty()
+        {
+            return Err(OpPayloadError::NonEmptyL1Withdrawals);
         }
         let block = match self {
             Self::V1(payload) => return Ok(payload.try_into_block_with(f)?),
@@ -664,10 +664,10 @@ impl OpExecutionPayload {
         E: Into<PayloadError>,
     {
         let mut base_payload = self.try_into_block_with(f)?;
-        if let Some(blobs_hashes) = sidecar.versioned_hashes() {
-            if !blobs_hashes.is_empty() {
-                return Err(OpPayloadError::NonEmptyBlobVersionedHashes);
-            }
+        if let Some(blobs_hashes) = sidecar.versioned_hashes()
+            && !blobs_hashes.is_empty()
+        {
+            return Err(OpPayloadError::NonEmptyBlobVersionedHashes);
         }
         if let Some(reqs_hash) = sidecar.requests_hash() {
             if reqs_hash != EMPTY_REQUESTS_HASH {