diff --git a/igneum-pow/src/accept.rs b/igneum-pow/src/accept.rs
index 09ed3c2a..eff7fba0 100644
--- a/igneum-pow/src/accept.rs
+++ b/igneum-pow/src/accept.rs
@@ -507,7 +507,7 @@ mod tests {
             let ds = DatasetSource::from_key(p.seed, DatasetMode::ClosedForm, ACCEPT_DATASET_LOG2);
             let bases = accept_base_nonces(&p.seed);
             let loads = p.loads_per_hash();
-            let mut acc = Acc { and_acc: [u32::MAX; 8], or_acc: [0; 8], saturated: 0, bit_ones: [0; 64], distinct_sum: 0 };
+            let mut acc = Acc { sat_source: vec![0; 64], and_acc: [u32::MAX; 8], or_acc: [0; 8], saturated: 0, bit_ones: [0; 64], distinct_sum: 0 };
             let mut la = vec![0u32; LANES * loads];
             let mut ones = [0u32; 64];
             for (u, &b) in bases.iter().enumerate() {
@@ -530,7 +530,7 @@ mod tests {
             let p = candidate(&s, s.as_bytes(), 0);
             let ds = DatasetSource::from_key(p.seed, DatasetMode::ClosedForm, ACCEPT_DATASET_LOG2);
             let bases = accept_base_nonces(&p.seed);
-            let mut acc = Acc { and_acc: [u32::MAX; 8], or_acc: [0; 8], saturated: 0, bit_ones: [0; 64], distinct_sum: 0 };
+            let mut acc = Acc { sat_source: vec![0; 64], and_acc: [u32::MAX; 8], or_acc: [0; 8], saturated: 0, bit_ones: [0; 64], distinct_sum: 0 };
             let mut la = vec![0u32; LANES * p.loads_per_hash()];
             let mut ones = [0u32; 64];
             let mut any = false;
@@ -573,7 +573,7 @@ mod tests {
         let p = generate_class("igneum-genesis", LoadClass::hot(96, 4));
         let words = p.hot_words();
         let loads = p.loads_per_hash();
-        let mut acc = Acc { and_acc: [u32::MAX; 8], or_acc: [0; 8], saturated: 0, bit_ones: [0; 64], distinct_sum: 0 };
+        let mut acc = Acc { sat_source: vec![0; 64], and_acc: [u32::MAX; 8], or_acc: [0; 8], saturated: 0, bit_ones: [0; 64], distinct_sum: 0 };
         let mut la = vec![0u32; LANES * loads];
         let mut buckets = [0u64; 16];
         let mut hot_count = 0u64;