diff --git a/evm/src/all_stark.rs b/evm/src/all_stark.rs
index 85064fe7..1be4c6ea 100644
--- a/evm/src/all_stark.rs
+++ b/evm/src/all_stark.rs
@@ -71,12 +71,12 @@ mod tests {
 
     use crate::all_stark::{AllStark, Table};
     use crate::config::StarkConfig;
-    use crate::cpu::columns::{KECCAK_INPUT_LIMBS, KECCAK_OUTPUT_LIMBS};
     use crate::cpu::cpu_stark::{self as cpu_stark_mod, CpuStark};
     use crate::keccak::keccak_stark::{
         self as keccak_stark_mod, KeccakStark, NUM_INPUTS, NUM_ROUNDS,
     };
     use crate::logic::{self, LogicStark};
+    use crate::cpu::columns::{KECCAK_INPUT_LIMBS, KECCAK_OUTPUT_LIMBS, NUM_MEMORY_OPS};
     use crate::cross_table_lookup::{Column, CrossTableLookup, TableWithColumns};
     use crate::memory::memory_stark::{generate_random_memory_ops, MemoryStark};
     use crate::proof::AllProof;
diff --git a/evm/src/cpu/columns.rs b/evm/src/cpu/columns.rs
index 296744c4..51e47abb 100644
--- a/evm/src/cpu/columns.rs
+++ b/evm/src/cpu/columns.rs
@@ -158,8 +158,8 @@ pub const LOGIC_OUTPUT: Range<usize> = LOGIC_INPUT1.end..LOGIC_INPUT1.end + 16;
 pub const SIMPLE_LOGIC_DIFF: usize = LOGIC_OUTPUT.end;
 pub const SIMPLE_LOGIC_DIFF_INV: usize = SIMPLE_LOGIC_DIFF + 1;
 
-const NUM_MEMORY_OPS: usize = 4;
-const NUM_MEMORY_VALUE_LIMBS: usize = 8;
+pub(crate) const NUM_MEMORY_OPS: usize = 4;
+pub(crate) const NUM_MEMORY_VALUE_LIMBS: usize = 8;
 
 pub(crate) const CLOCK: usize = SIMPLE_LOGIC_DIFF_INV + 1;