diff --git a/crates/context/interface/src/block/blob.rs b/crates/context/interface/src/block/blob.rs
index d86cc0c41e..d94c23c99b 100644
--- a/crates/context/interface/src/block/blob.rs
+++ b/crates/context/interface/src/block/blob.rs
@@ -167,7 +167,7 @@ mod tests {
             let actual = calc_excess_blob_gas(
                 excess,
                 blobs * GAS_PER_BLOB,
-                eip4844::TARGET_BLOB_NUMBER_PER_BLOCK_CANCUN,
+                eip4844::TARGET_BLOB_GAS_PER_BLOCK_CANCUN,
             );
             assert_eq!(actual, expected, "test: {t:?}");
         }
diff --git a/crates/context/interface/src/cfg.rs b/crates/context/interface/src/cfg.rs
index f7b5c81ad1..1872f2ace2 100644
--- a/crates/context/interface/src/cfg.rs
+++ b/crates/context/interface/src/cfg.rs
@@ -14,6 +14,8 @@ pub trait Cfg {
     fn spec(&self) -> Self::Spec;
 
     /// Returns the blob target and max count for the given spec id.
+    ///
+    /// EIP-7840: Add blob schedule to execution client configuration files
     fn blob_max_count(&self, spec_id: SpecId) -> u8;
 
     fn max_code_size(&self) -> usize;