diff --git a/core/src/consensus.rs b/core/src/consensus.rs
index 118649506..21ca470f9 100644
--- a/core/src/consensus.rs
+++ b/core/src/consensus.rs
@@ -114,15 +114,6 @@ pub const MAX_TX_OUTPUTS: usize = MAX_INP_OUT_KERN_LEN;
 /// Maximum kernels in a transaction.
 pub const MAX_TX_KERNELS: usize = MAX_INP_OUT_KERN_LEN;
 
-/// Whether a block exceeds the maximum acceptable weight
-pub fn exceeds_weight(input_len: usize, output_len: usize, kernel_len: usize) -> bool {
-	let weight =
-		input_len * BLOCK_INPUT_WEIGHT +
-		output_len * BLOCK_OUTPUT_WEIGHT +
-		kernel_len * BLOCK_KERNEL_WEIGHT;
-	weight > MAX_BLOCK_WEIGHT
-}
-
 /// Fork every 250,000 blocks for first 2 years, simple number and just a
 /// little less than 6 months.
 pub const HARD_FORK_INTERVAL: u64 = 250_000;
diff --git a/core/src/core/block.rs b/core/src/core/block.rs
index 8413f045c..a1dbf240f 100644
--- a/core/src/core/block.rs
+++ b/core/src/core/block.rs
@@ -21,7 +21,7 @@ use std::collections::HashSet;
 use std::fmt;
 use std::iter::FromIterator;
 
-use consensus::{self, exceeds_weight, reward, VerifySortOrder, REWARD};
+use consensus::{self, reward, VerifySortOrder, REWARD};
 use core::committed::{self, Committed};
 use core::hash::{Hash, HashWriter, Hashed, ZERO_HASH};
 use core::id::ShortIdentifiable;
@@ -760,7 +760,12 @@ impl Block {
 	}
 
 	fn verify_weight(&self) -> Result<(), Error> {
-		if exceeds_weight(self.inputs.len(), self.outputs.len(), self.kernels.len()) {
+		let weight =
+			self.inputs.len() * consensus::BLOCK_INPUT_WEIGHT +
+			self.outputs.len() * consensus::BLOCK_OUTPUT_WEIGHT +
+			self.kernels.len() * consensus::BLOCK_KERNEL_WEIGHT;
+
+		if weight > consensus::MAX_BLOCK_WEIGHT {
 			return Err(Error::WeightExceeded);
 		}
 		Ok(())