diff --git a/crates/primitives/src/bytecode.rs b/crates/primitives/src/bytecode.rs
index 538a57af44..e36afa48ba 100644
--- a/crates/primitives/src/bytecode.rs
+++ b/crates/primitives/src/bytecode.rs
@@ -47,7 +47,7 @@ impl Bytecode {
         if self.is_empty() {
             KECCAK_EMPTY
         } else {
-            keccak256(&self.original_bytes())
+            keccak256(self.original_byte_slice())
         }
     }
 
@@ -118,6 +118,16 @@ impl Bytecode {
         }
     }
 
+    /// Returns the original bytecode as a byte slice.
+    #[inline]
+    pub fn original_byte_slice(&self) -> &[u8] {
+        match self {
+            Self::LegacyRaw(bytes) => bytes,
+            Self::LegacyAnalyzed(analyzed) => analyzed.original_byte_slice(),
+            Self::Eof(eof) => eof.raw(),
+        }
+    }
+
     /// Returns the length of the raw bytes.
     #[inline]
     pub fn len(&self) -> usize {
diff --git a/crates/primitives/src/bytecode/legacy.rs b/crates/primitives/src/bytecode/legacy.rs
index 18949f0aa6..3e6f2d2b90 100644
--- a/crates/primitives/src/bytecode/legacy.rs
+++ b/crates/primitives/src/bytecode/legacy.rs
@@ -53,7 +53,12 @@ impl LegacyAnalyzedBytecode {
 
     /// Original bytes without padding.
     pub fn original_bytes(&self) -> Bytes {
-        self.bytecode.slice(0..self.original_len)
+        self.bytecode.slice(..self.original_len)
+    }
+
+    /// Original bytes without padding.
+    pub fn original_byte_slice(&self) -> &[u8] {
+        &self.bytecode[..self.original_len]
     }
 
     /// Jumptable of analyzed bytes.